Description : RGW FD917 Silencer for Glock UG4
Thread: No Thread, mount on Front Rail directly
Fits: Umarex G17 Gen4 , TM G17 Gen3, WE G17, KJ G17 Gen3
Color : Black
Material : Aluminium
Weight : 300g
This is a replica, it cannot be used in real firearm!! May need modification to install. ..