Ergo Grips Ar-15/M16 Spike’s Block

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One-piece, molded polymer stand securely supports the lower receiver for cleaning, maintenance or storage. Base has a small footprint and clamps to your workbench, while the top fits in the magwell of any AR-15 pattern rifle. Grooves in both sides of insert accept the mag catch to lock your rifle on the block. Can also be used as a wall mount for your rifle. Mfg: Ergo Grips SPECS: Molded, glass-filled resin, black. 4-5/8″ (11cm) long, 2″ (5.1cm) wide, 6-1/8″ (15.5cm) tall. 4.3 oz. (122g) wt. Permanent installation requires four 1/4″ bolts or screws, not included. Assembly includes one block only.