The 12.7x42mm is a powerful big bore cartridge designed for use in AR style rifles. The brass case is essentially a lengthened 50 AE (1.650 long) with a rebated 7.62x39 style head. This brass
TRIGGERS 3.5LB MIDWEST INDUSTRIES, INC. AR-15 ENHANCED TRIGGER DROP-IN CURVED SINGLE STAGE 3.5LBS - Brownells Deutschland
WFT 2 TRIMMER LITTLE CROW GUNWORKS. 17 REMINGTON FIREBALL TRIM CHAMBER - Brownells Italia
Hylsyt - Brownells Finland
STARLINE, INC 12.7X42MM BRASS 100/BAG - Brownells Sverige
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DIES L.E. WILSON 6XC (II) BUSHING FULL LENGTH DIE - Brownells Italia
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308/7.62x51mm Ammo Best 308/7.62x51mm Ammunition - 2024
AR-15 KIVÄÄRIN OSAT - Brownells Finland
Brass - Brownells Suisse