A unique rail mount for the G18C that provides threaded front barrel for attaching silencers or tracer units. It replaces the standard sights and features a continuous top rail for mounting optical sights like Red Dot.
Should be installed by a skilled technician.

22 mm micro dotsight
4 X 20 Scope for 11 mm rail
6 X 40 Scope
12 mm picatinny riser
M14/M1A scope mount 
