Gg&G, Inc. Car-15/M4 Agency Sling Adapter

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Clamps around the castle nut to eliminate any fitting issues associated with different sized buffer tube diameters. Use with a single point sling, or install a front sling mount for two-point sling attachment. Contoured clamping halves draw tight with Allen head cross-bolt for a solid, no-slip fit. Loop model accepts HK-style clasps and other clip-on sling fasteners. Precision machined from 7075 aluminum alloy and Mil-Spec Type III hardcoat anodized. Ambidextrous Loop provides the same provisions for clip-on slings. Mfg: Gg&G, Inc. SPECS: Aluminum, matte black. Fit AR-15 rifles and carbines with collapsible buttstocks. 5/8″ long, 23/8″ (6.1cm) wide, 2″ high.