SPR/MK-12 Barrels 18.1": Bartlein-SS 4 Groove

Length              18.1″
Caliber             .223/5.56
Gas Block        .750

$515.00$640.00

Clear

Description

This barrel comes standard with M4 Feed Ramps, MID or intermediate gas system, 1/2-28 or 5/8×24 threaded muzzle, and the proper OPS, Inc. muzzle contour for OPS, Inc. collar.

Chamber type, finish and add match bolt is your Choice.

 

Additional information

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