Features & Benefits: Accepts any push-button Quick Detach sling swivel 8 position rotation limited to prevent sling wrap-up 95% lower profile than a separate Sling Mount and Picatinny Mil-Spec 1913 Rail Section, the ergonomic, flush mount design eliminates all sharp edges that can ensnarl the operator's gear Designed to fit precisely through any vent hole in the Troy Industries TRX Extreme and Alpha Battle Rails with no modifications Can be mounted through a single A 1/2" diameter hole in most polymer stocks, handguards, forends, and buttstocks measuring up to .230" in thickness, including M.O.E. Handguards by Magpul Industries. Mfg: Impact Weapons Components SPECS: CNC Machined from Billet 303 Stainless Steel. Weighs: .243 oz.