Introducing Sabertube Mid-Length Lightweight Stock Combo - the most unique buffer tube on the market! Made from Aircraft Grade Aluminum alloy, its dimpled pattern design adds functionality and elegance. No need for a captive detent spring or castle nut, just attach to any "Standard" AR-15 Lower Receiver. Its built-in non-rotating QD and lightweight design make it a versatile and practical choice. Features: Functional, minimalist and elegant dimpled pattern design.The most unique buffer tube on the market!Precision CNC fromAircraft Grade Aluminum alloy metal.Unique, Lightweight and Functional Dimpled Pattern Design.MilSpec Carbine Buffer and Buffer Spring Compatible.One size fits most Mid Length Buffer Tube.Compatible with all "Standard" AR-15 Lower Receivers (no need for captive rear takedown pin detent spring).Lightweight design eliminated the need for Castle Nut.Built-In Non-Rotating QD. Specifications: Material: aluminum alloy metal.Color: black / tan / red / silver.Weight: 273g.ButtStock Size: 20*10m.QD end plate length: 5.4cm (30mm id).Package includes: Sabertube Mid-Length Buttstock with QD End Plate. Sabertube Mid-Length Lightweight QD End Plate Stock Combo Video: