AR-15 Simple Pistol Buffer Tube Kit - H1 Heavy Buffer

KAK Industry AR15 Pistol Buffer Tube Kit - H1 Heavy WeightKit includes Pistol Buffer Tube, H1 Buffer, Castle Nut, End plate, and Chrome Silicon SpringWeight (Tube)- 4.64ozBuffer Weight- H1 3.8ozDiameter (Tube)- 1.25"Material- High Quality 6061 AluminumFinish- Black Military Hard Coat AnodizeUses standard/ Milspec end plate and castle nutAccepts AR15 buffers and springs