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57 Center Ar 57 50-Round Magazine

57 Center Ar 57 50-Round Magazine

The innovative, low-profile 50-round magazine is positioned conveniently above the barrel for optimum weight distribution. Mfg: 57 Center SPECS: Magazine Molded polymer, translucent, smoke. 10 3/4" (27.3cm) long. 4.8 oz. (136g) weight. 50-round capacity.

57 Center Ar-15/M16 Ar57 Upper Receiver

57 Center Ar-15/M16 Ar57 Upper Receiver

Complete upper receiver lets you shoot economical, gentle-recoiling 5.7 x 28mm ammunition in your AR. The innovative, low-profile 50-round magazine (sold separately) is positioned conveniently above the barrel for optimum weight distribution. Spent cases...