ANGRY GUN OTB Mil-Spec Buffer Tube - for Umarex HK416 / M4 GBB Rifle
New style latest generation marine environment “over the beach” buffer tube. Each mil-spec buffer tube has built in drainage holes in the rear of the tube and also on the bottom for maximize efficiency. Each buffer tube has ball bearing rollers to tighten the stock when locked in position. This helps smooth the sliding action when changing between the 6 positions that also eliminates any back and forth sway from the stock.
Fits the following:
- Umarex HK416D, HK416C, HK416A5 GBB, WE, VFC, GHK M4 GBB SERIES
- Any Milspec AR-15, M16 stock
- The 2 locking ball detents are adjustable for the desired fit
- Perfect for those that have to have the “finest” buffer tube available