Battle Arms Development Enhanced Complete AR Lower Parts Kit Black Phosphate BAD-LPK-PKX. The AR-15 Cast Enhanced Bolt Catch is 8620 heat treated cast steel with a manganese phosphate black finish. With this upgrade you have a versatile modular...
Battle Arms Development Enhanced Complete AR Lower Parts Kit Black Phosphate BAD-LPK-PKX. The AR-15 Cast Enhanced Bolt Catch is 8620 heat treated cast steel with a manganese phosphate black finish. With this upgrade you have a versatile modular...