Ultimate Arms Gear OD Olive Drab Green Weatherproof Canvas Stock Sling Leather Tab End & "QD" Quick Detach Metal Hook Tab End GSG GSG5 GSG-5 H&K MP5 CETME Rifle Gun Complete With 1 Leather Tab & 1 Hook. High Grade Leather Tabs for Swivels. High Grade Canvas Construction. Weatherproof. Fully Adjustable - For A Perfect Fit with Swivels. Easy Adjustment Provide Different Length For Various Shooting Positions.