M4 /M16 Air Seal Nozzle – Aluminum – 21.4mm

Our airtight TuiDan mouth using 7075 aviation aluminium production wear-resisting degree is high, the internal collocation airtight o-rings, solve the leak problem of the original without O ring TuiDan mouth, achieve absolutely airtight function.

Material：Aluminium alloy

N.W. ：1g