Ridged, heavy-duty sling mount helps keep the shooter's hand behind the muzzle on short barreled guns equipped with extended magazines. Includes detent locking ball. Installs under the magazine cap. Accepts up to 1-¼" slings. Mfg: Scattergun Technology SPECS: Steel, black parkerized. 2-½" (6.3cm) high, 1-½" (3.8cm) wide.