Laylax M4 Wrench Paracord The collar and sleeves are

The collar and sleeves are made from flannel

The upper and lower receivers are of full metal construction

Working safety catch and slide stop

20mm rail is integrated into the lower frame and allows attachment of lasers/flashlights etc

Tactical retractable stock with 6 different positions

Laylax M4 Wrench Paracord The collar and sleeves areLaylax two 2 Way Wrench Tool For M4 HK416 Next Generation Recoil Shock Series & M4 GBBR Series. This wrench is for M4 HK416, but also fits the stock tube ring on M4 Gas Machine Gun Series. It has two options one for the front delta ring castle nut which can get loose over time from vibrations at the front of the AEG. And the second is for the castle nut locking ring at the back on the stock tube which also can get loose through vibrations. Tightening