Phase 5 Weapon Systems
Phase 5 Weapon Systems is a privately held US manufacturer of precision CNC-machined billet aluminum aftermarket components for AR-15 and AR-10 rifles, serving gun builders, competition shooters, law enforcement, and federal buyers via e-commerce, dealer networks, and GSA procurement.
- Company typePrivate
- Founded2009
- HeadquartersRoseville, United States
- Headcount11–50
- GTM typeB2B and B2C
- OfferingHardware or Manufacturing
What Phase 5 Weapon Systems does
Phase 5 Weapon Systems, Inc. (dba Phase 5 WSI) is a privately held US firearms components manufacturer headquartered and producing out of a single facility at 501 Giuseppe Ct, Suite C, Roseville, California. The company designs, manufactures, and sells precision-machined aftermarket components for AR-15, AR-10/LR-308, and related rifle platforms, plus a secondary line of breaching equipment marketed under the Esty Breaching sub-brand. Its core technology is CNC machining of 6061-T6 and 7075-T7 billet aluminum, yielding components such as Extended Bolt Releases, Oversized Magazine Releases, ambidextrous safety selectors, hexagonal buffer tubes, muzzle brakes, free-float M-LOK handguards, and quick-disconnect end plates. Differentiated engineering includes the proprietary True-Fit rail attachment system, monolithic tri-steel bolt catch designs, and drop-in fitment standards that eliminate gunsmithing. The portfolio is protected by four issued US patents covering utility and design claims.
The company serves a horizontal customer base spanning individual AR-pattern rifle builders and gun enthusiasts, competitive shooters, law enforcement and tactical trainers, and federal government buyers. Revenue is generated entirely through unit-priced hardware sales, with no subscription or recurring contract structure; popular SKUs are priced between $21.99 (Oversized Magazine Release) and $150.00 (15-inch MLOK Quad Rail), with most components in the $35-$75 range. All products carry a lifetime warranty against manufacturing defects and are manufactured domestically from US-sourced materials on American-built machinery.
Phase 5 operates a multi-channel go-to-market: direct-to-consumer e-commerce through phase5wsi.com, a network of authorized distributors and dealers including Civil Arms, Crow Wholesale, RSR Group, Brownells, Shooting Warehouse, and Zanders, California-compliant resellers (Dirty Bird, Optics Planet, AT3 Tactical, Wing Tactical), and federal procurement through GSA Advantage under contract GS-21F-097AA. The company is registered in SAM.gov as a small business with CAGE Code 6MGP3 across nine NAICS codes and maintains ITAR/EAR compliance for defense manufacturing. Marketing is organic-social-led (Facebook, Instagram, YouTube) with email newsletters and a 2A news blog. Founded by Ken from a garage workshop, the company is founder-owned with no institutional investors, no parent company, and no subsidiaries, and does not accept international direct shipments requiring customs documentation.
Phase 5 Weapon Systems firmographics
Firmographics- Name
- Phase 5 Weapon Systems
- Legal name
- Phase 5 Weapon Systems, Inc.
- Website
- https://phase5wsi.com
- Company type
- Private
- Founded year
- 2009
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Phase 5 Weapon Systems is a privately held US manufacturer of precision CNC-machined billet aluminum aftermarket components for AR-15 and AR-10 rifles, serving gun builders, competition shooters, law enforcement, and federal buyers via e-commerce, dealer networks, and GSA procurement.
- Ownership category
- akta.pro rank
Where Phase 5 Weapon Systems is headquartered
LocationHeadquarters
- HQ city
- Roseville
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Phase 5 Weapon Systems business model
Business model- GTM type
- B2B and B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Firearms Component Sales: Direct sales of precision-machined AR-15/AR-10 rifle components including bolt releases, safety selectors, buffer tubes, rail systems, muzzle devices, braces, and accessories. One-time product purchases with no subscription model.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Popular Products Price Range |
| One time/ perpetual license | Pay-as-you-go | Gift Certificates |
| Unit Pricing | Pay-as-you-go | Extended Bolt Release v2 .308 |
| Unit Pricing | Pay-as-you-go | Clearance Items |
Go-to-market motion2 records
Distribution channels5 records
Marketing channels7 records
Phase 5 Weapon Systems product offering
Product offeringCore offering
Phase 5 Weapon Systems designs, manufactures, and sells precision-machined aftermarket firearm components and accessories — including extended bolt releases, ambidextrous safety selectors, magazine releases, quick-disconnect end plates, ambidextrous charging handles, hex-shaped buffer tubes, free-float M-LOK handguards, muzzle brakes, stocks, and stabilizing braces — for AR-15, AR-10/LR-308, and shotgun platforms. All parts are CNC-machined from American-sourced 6061-T6 and 7075-T7 billet aluminum in Roseville, California, and sold direct-to-consumer, through authorized distributors and dealers, and to government/defense customers via GSA and OEM-B2G contracts.
Product overview
Phase 5 Weapon Systems is a manufacturer of precision firearm components and accessories for AR-15, AR-10/LR-308, and shotgun platforms. The product portfolio includes AR lower components (Extended Bolt Releases, Oversized Magazine Releases, Ambidextrous Safety Selectors, Quick Disconnect End Plates), AR upper components (Ambidextrous Battle Latch Charging Handles, handguards/rails), muzzle devices (FATman and littleBOY Hex Brakes), buffer tubes and assemblies (PBT-CA, Hex-2, HexOne), stocks and stabilizing braces (Universal Mini Stock, Rifle Mini Stock Assembly, SB Tactical braces), rail accessories (Micro Stop, Mini Hand Stop in M-LOK), and various small parts. Products are marketed to competition shooters, law enforcement, and firearm enthusiasts. The company operates as a direct-to-consumer e-commerce business along with a network of authorized dealers and distributors, and also serves OEM and government contracting customers.
Differentiator
Problem solved
Functional benefit
Brands
- Esty Breaching: Breaching equipment product line including Halligan tools, axes, and breaching rams for forcible entry applications.
Products and services
- Extended Bolt Release V3 (EBRv3) Drop-in extended bolt release lever for AR-15/M16 platform rifles that extends the lever into the trigger well for right-side access, enabling operators to clear jams more efficiently without breaking their firing grip.
- Extended Bolt Release v2 .308 (EBRV2/308) Extended bolt release designed for DPMS-type .308 rifles featuring monolithic tri-steel construction for lightweight strength with no backing plates or screws; protected by US Patent 9,291,412 B1 / US D621,467 S.
- Oversized Magazine Release Button (OMR) Drop-in two-piece assembly replacing the Mil-Spec magazine release button with a larger contact surface and ergonomic paddle, machined from 6061-T6 billet aluminum and available in multiple color finishes.
- Ambi Safety Selector - 90 Degree (SAFE-90) Ambidextrous 90-degree safety selector compatible with AR-15 and AR-10/LR-308 weapons, interchangeable for right- or left-handed shooters and available in multiple color finishes.
- Ambi Safety Selector - 45 Degree (SAFE-45) Short-throw 45-degree ambidextrous safety selector for AR-15 and AR-10/LR-308 weapons allowing quicker safety manipulation than 90-degree units.
- Universal Mini Stock (UMS) Fixed stock for AR rifles featuring a smaller footprint and bottom curve for superior chest anchor, machined from 6061-T6 billet aluminum.
- Rifle Mini Stock Assembly (RMSA) Combo kit featuring the Universal Mini Stock mounted on a HexOne Rifle Length buffer tube, providing a complete fixed stock solution for rifle-length AR builds.
- Sloped Quick Disconnect End Plate (SQD-EP) AR-15/M4 carbine end plate replacement lighter than standard stamped steel, QD-swivel compatible, with a 30-degree slope enabling 360-degree rotation for ambidextrous sling use and a 200 lb pull-force rating.
- Pistol Buffer Tube Complete Assembly (PBT-CA) Complete AR-15 pistol buffer tube assembly including CNC-machined 7075 T651 billet aluminum buffer tube, foam pad, Mil-Spec end plate, castle nut, carbine buffer, and enhanced buffer spring. Protected by US Design Patent D717,906 S.
- Hex-2 Buffer Tube (Hex-2) Hexagonal AR buffer tube with a rear round portion for foam pad seating, made from heavy-duty 7075-T7 billet aluminum and shipped with a nitrile foam pad.
- HexOne Rifle Length Buffer Tube (HexOne-R-Tube) Precision-machined hexagonal buffer tube from 7075-T7 aluminum, designed to be thicker and more rugged than mil-spec receiver extension tubes for rifle-length AR platforms.
- Ambi Battle Latch Charging Handle Assembly (ABL/CHA) Ambidextrous battle latch charging handle with structural improvements, 7075 aluminum construction, and upgraded stainless coiled spring pin for AR-15/M16 platforms; protected by US Design Patent D705,383 S.
- 15" Lo-Pro Slope Nose MLOK Quad Rail (LPSN15-MLOK) 15-inch free-float quad rail handguard with M-LOK mounting system, built-in QD mounts with internal stops, and proprietary True-Fit Rail Attachment System that secures the rail to the barrel nut with six screws for full-surface contact without distortion.
- FATman Hex Brake - 5.56/.223 (1/2x28 TPI) Competition-grade muzzle brake for 5.56/.223 with two large ventilated baffle sections and 20-degree forward-directed top ports to reduce recoil and maintain accuracy.
- littleBOY Hex Brake - 5.56/.223 (1/2x28 TPI) Compact hex muzzle brake for 5.56/.223 caliber rifles with one large ventilated baffle section to reduce recoil.
- littleBOY Hex Brake - 7.62/.308/300blk (5/8x24 TPI) Compact hex muzzle brake sized for 7.62x51, .308, 300 BLK, 6.5 Creedmoor, 6.5 Grendel, and 6.8 SPC calibers.
- Micro Stop MLOK (MS-MLOK) Ultra-lightweight M-LOK rail attachment used to index the support hand while deploying the weapon; mountable on the bottom or sides of M-LOK rails.
- Mini Hand Stop MLOK (MHS-MLOK) Lightweight M-LOK hand stop for indexing the support hand; mountable in forward or reverse orientation to support push or pull grip styles.
- SB Tactical SBM4 Pistol Stabilizing Brace Pistol stabilizing brace that is thinner and lighter than the original SB15 design, with enhanced cheek weld ergonomics and an adjustable nylon stabilizing strap.
- SB Tactical SBA4 Pistol Stabilizing Brace 5-position adjustable pistol stabilizing brace for mil-spec carbine receiver extensions with an integral ambidextrous QD sling socket.
- SB Tactical SBA5 Pistol Stabilizing Brace 5-position adjustable pistol stabilizing brace with an integral ambidextrous QD sling socket and arm cuff based on the original SB15 design.
- SB Tactical SBA3 Pistol Stabilizing Brace Minimalist-design pistol stabilizing brace for mil-spec carbine receiver extensions with an integral ambidextrous QD sling socket.
- A2 Rifle Buffer Mil-Spec A2 rifle buffer for use with A2 extension receivers and A2 buffer springs on M16 rifle platforms.
- A2 Rifle Length Buffer Spring Rifle-length buffer spring compatible with M16, M16A1, M16A2, M16A3, and M16A4 rifles.
- Single-Point Bungee Sling (Trigger Snap) Single-point bungee sling with MOLLE attachment system and heavy-duty elastic shock cord enabling quick-to-shoulder weapon carry.
- SB Stabilizing Brace Straps (1" Width) Heavy-duty upgraded stabilizing arm brace strap, 1 inch wide by 20.75 inches long, compatible with multiple SB Tactical stabilizing brace models.
- SB15 Brace Accessory Plug (SB15-AP) Accessory plug for the SB-15 pistol stabilizing brace, sold as a standalone replacement part.
- Foam Insert for 7.5" Pistol Die-cut urethane foam insert for 7.5-inch AR pistols that fits pistols with or without stabilizing brace, with cutouts for optic and accessories.
- Phase 5 WSI Gift Certificate Gift certificate in minimum denomination of $10, emailed as a printable certificate with redemption code for purchases on phase5wsi.com.
- Phase 5 Logo Merchandise Branded merchandise including logo stickers, t-shirts, 3D PVC patches, key chains, hitch covers, and chemlights featuring Phase 5 branding.
Quantifiable outcome
- Trusted by tactical trainers and law enforcement officers nationwide
- +1 more outcomes
Companies that use Phase 5 Weapon Systems
Customer profileNamed customers3 records
Segments4 records
Ideal customer profiles4 records
Phase 5 Weapon Systems technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Phase 5 Weapon Systems partnerships and signals
Strategic signalPartnerships
Twelve partnerships are on record, tiered core and minor.
- GSA (General Services Administration)coreGovernment Services Administration contract holder (GS-21F-097AA) enabling federal government procurement of Phase 5 products through GSA Advantage marketplace.
- Civil ArmscoreAuthorized international distributor for Phase 5 products.
- Crow WholesalecoreAuthorized distributor for Phase 5 tactical products.
- RSR GroupcoreMajor firearms distributor carrying Phase 5 product line.
- Shooting WarehouseminorWholesale distributor for Phase 5 products.
- BrownellscoreMajor online retailer and distributor carrying Phase 5 brand products.
- Zanders/Gunners OutletminorRegional distributor for Phase 5 products.
- Dirty Bird IndustriesminorCalifornia-compliant reseller offering Phase 5 products with systems in place for AB 1263 requirements.
- Optics PlanetminorOnline retailer carrying Phase 5 products, compliant with California sales requirements.
- AT3 TacticalminorTactical retailer carrying Phase 5 brand products.
- Wing TacticalminorAuthorized Phase 5 reseller.
- SAM.gov (System for Award Management)coreActive registration as small business government contractor with CAGE Code 6MGP3, NAICS codes 332994, 332510, 332721, 332722, 332710, 336419, 336390, 332999, 336999, and UEI KQ9NZ5KK4YD3.
Scale indicators4 records
Recent moves6 records
Expansion highlights6 records
Phase 5 Weapon Systems competitors and assessment
Company assessmentDirect peers
- Magpul Industries: Magpul is the dominant manufacturer of AR-15 polymer and metal accessories (magazine releases, grips, rails, stocks) sold through the same distributor channel (RSR Group, Brownells) that Phase 5 uses. It is the closest direct competitor in AR lower components and accessories.
- Radian Weapons: Radian (formerly Radian Solutions) is a leading manufacturer of ambidextrous AR-15 components, including ambi safety selectors and charging handles — directly overlapping with Phase 5's Ambi Safety Selector and Ambi Battle Latch Charging Handle product lines.
- Aero Precision: Aero Precision produces complete AR-15 rifles plus a wide range of components (upper/lower receivers, handguards, BCGs) sold through major distributors like RSR Group and Brownells. It overlaps with Phase 5 on AR-platform components and competes for the same enthusiast and LE buyer.
- Geissele Automatics: Geissele manufactures premium AR-15 triggers, rails, and lower components marketed to LE, military, and competition shooters — the same premium niche that Phase 5 targets with its ambidextrous and ergonomic components.
- Bravo Company Manufacturing (BCM): BCM manufactures complete AR rifles and select components marketed to LE, military, and serious enthusiasts — directly comparable to Phase 5's tactical/L&E-targeted AR components and government procurement positioning.
- Strike Industries: Strike Industries designs and sells a wide range of AR-15 accessories, components, and grips through major distributors — overlapping with Phase 5's ambidextrous and ergonomics-focused product lines.
- V Seven Weapons Systems: V Seven manufactures premium lightweight AR-15/AR-10 components (buffer tubes, rails, bolts) from billet aluminum and titanium — closely comparable to Phase 5's premium billet-aluminum AR-platform components.
- Midwest Industries: Midwest Industries is a US-based manufacturer of AR-15/M16 handguards, rails, and accessories — directly comparable to Phase 5's True-Fit M-LOK quad rail and rail accessory products.
Broad incumbents
- Daniel Defense: Daniel Defense is a large US manufacturer of complete AR-15 rifles and accessories sold to LE, military, and civilians through major distributors and GSA channels — overlapping with Phase 5 on government/defense procurement of US-made AR components.
Emerging players
- SB Tactical (SB Components): SB Tactical is the leading manufacturer of pistol stabilizing braces and Phase 5 actively resells SB Tactical braces (SBM4, SBA3, SBA4, SBA5) on its e-commerce site, making it both a partner and an adjacent player in the AR accessory ecosystem.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
Phase 5 Weapon Systems social profiles
Digital presencePhase 5 Weapon Systems financial estimates
Financial estimateRevenue estimate
Valuation estimate
Phase 5 Weapon Systems leadership team
Management profileNumber of profiles
Profiles1 record
Phase 5 Weapon Systems funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Phase 5 Weapon Systems M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Phase 5 Weapon Systems
What does Phase 5 Weapon Systems do?
Phase 5 Weapon Systems designs, manufactures, and sells precision-machined aftermarket firearm components and accessories — including extended bolt releases, ambidextrous safety selectors, magazine releases, quick-disconnect end plates, ambidextrous charging handles, hex-shaped buffer tubes, free-float M-LOK handguards, muzzle brakes, stocks, and stabilizing braces — for AR-15, AR-10/LR-308, and shotgun platforms. All parts are CNC-machined from American-sourced 6061-T6 and 7075-T7 billet aluminum in Roseville, California, and sold direct-to-consumer, through authorized distributors and dealers, and to government/defense customers via GSA and OEM-B2G contracts.
Is Phase 5 Weapon Systems a public or private company?
Phase 5 Weapon Systems is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Phase 5 Weapon Systems founded?
Phase 5 Weapon Systems was founded in 2009. It employs 11 to 50 people.
Where is Phase 5 Weapon Systems based?
Phase 5 Weapon Systems is headquartered in Roseville, United States, in the North America region.
How does Phase 5 Weapon Systems make money?
One revenue line is on record: firearms Component Sales.
Who are Phase 5 Weapon Systems's main competitors?
Direct peers on record are Magpul Industries, Radian Weapons, Aero Precision, Geissele Automatics, Bravo Company Manufacturing (BCM), Strike Industries, V Seven Weapons Systems and Midwest Industries. Daniel Defense is listed as a broad incumbent. SB Tactical (SB Components) is listed as an emerging player.
Does Phase 5 Weapon Systems have an API?
No public API is recorded for Phase 5 Weapon Systems.