MAD Black bolt carrier group, bcg, ar15, m16
mad black bolt carrier group ar 15 ar15

MAD Black BCG

$189.99

MAD Black BCGs are Mil-Spec 8620 tool steel M16 bolt carrier w/shrouded firing pin. Carrier has 1.2.2.2 MIL-STD-171 hard chrome bore. Mil-Spec tool steel carrier key. Carrier key has 1.2.2.2 MIL-STD-171 hard chrome bore. Carrier key is attached with Grade 8 hardware and properly staked per Mil-Spec. Bolts are CNC machined from Carpenter No. 158®. All bolts are shot peened per the current Mil-Spec. All bolts are Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI). Tool steel extractor, shot peened, fitted with a Mil-Spec black extractor spring insert and Mil-Spec Viton o-ring. Mil-Spec firing pin with 1.2.2.2 MIL-STD-171 hard chrome finish. Mil-Spec cam pin. Mil-Spec firing pin retaining pin. Every part is coated in MAD Black except for the springs, roll pin and gas rings

Out of stock

Product Description

MAD Black BCGs are:

– Mil-Spec 8620 tool steel M16 bolt carrier w/shrouded firing pin

– Carrier has 1.2.2.2 MIL-STD-171 hard chrome bore

– Mil-Spec tool steel carrier key

– Carrier key has 1.2.2.2 MIL-STD-171 hard chrome bore

– Carrier key is attached with Grade 8 hardware and properly staked per Mil-Spec

– Bolts are CNC machined from Carpenter No. 158®

– All bolts are shot peened per the current Mil-Spec

– All bolts are Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI)

– Tool steel extractor, shot peened, fitted with a Mil-Spec black extractor spring insert and Mil-Spec Viton o-ring

– Mil-Spec firing pin with 1.2.2.2 MIL-STD-171 hard chrome finish

– Mil-Spec cam pin

– Mil-Spec firing pin retaining pin

– Every part is coated in MAD Black except for the springs, roll pin and gas rings

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