Skip to main content
2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun! 2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun! 2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun!
Announcements: 2 Day Free Trial. Multiple Monthly Giveaways. 82,000+ Products at Wholesale. Annual Giveaway. 1,300+ Authorized Brands. Members Get 20% Back On Holosun.
Filters
Filters
Direct ship
  • Proof Research 100523 AR-Style Barrel 300 Blackout 12.50" Pistol Length Gas System 1:8" Twist 5 Grooves, 5/8-24 tpi, Carbon Fiber Wrapped
Proof Research UPC 843068100523 MPN 100523

Proof Research 100523 AR-Style Barrel 300 Blackout 12.50″ Pistol Length Gas System 1:8″ Twist 5 Grooves, 5/8-24 tpi, Carbon Fiber Wrapped

Member pricing
Members-only pricing

FDC members buy at dealer pricing. Join free to unlock the price and add this to your cart.

Try FDC free today
ShippingShipping rates are shown to FDC members.
Direct shipShips to you directly from our distributor.
Secure checkout Authorized dealer Ships from our warehouse

Details

Up to 64% lighter than traditional steel barrels of similar contour. Improved heat dissipation for cooler and longer lasting barrels. Wrapped with high-strength, aerospace-grade carbon fiber impregnated with a proprietary matrix resin.

Specifications

UPC

843068100523
Manufacturer

Manufacturer Part Number

100523
Length

12.5''
Model

AR Style
Rate of Twist

1-7

Shipping & Returns

All sales are final; we do not offer refunds or exchanges. Items that arrive damaged or defective are covered under the manufacturer's warranty — contact us within 5 days of delivery and we will help coordinate a claim.

Related products

×

Hazardous Materials (HAZMAT) Policy

×

NFA Suppressor Transfers — How This Works