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8.5″ 5.56 NATO, STAINLESS STEEL M4 BARREL, 1:7 TWIST, PISTOL LENGTH GAS SYSTEM – BY BEAR CREEK ARSENAL

$122.99

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SKU: 1158-B556PM48.517(SS) Category:

Description

This BCA AR-15 Barrel is an 8.5″ M4 contour profile barrel made of 416R steel with a stainless finish, a pistol length gas system and a 1:7 twist rate. The barrel is chambered in 5.56 NATO and machined with m4 feed ramps in the barrel extension.

All Finished Barrels go through a 100% Inspection Process.

Inspections Equipment includes CMMs and Air Gauges for the Bores.

WARNING: This product can expose you to chemicals, such as lead and other petroleum products, which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov.

 

SPECIFICATIONS:

Weight 1.5000
Length 8.5
Twist 1:7
Finish Stainless
Material 416R Stainless Steel
Thread Pitch 1/2 x 28
Caliber 5.56 NATO
Feed Ramp M4
Flutes N/A
Gas System Pistol
Gas Block System 0.750
Gas Hole Diameter 0.076
Classification Pistol Barrel
Magazine Capacity N/A
Platform AR-15