The GK Tactical SF SOCOM556 Mock Suppressor has a QD style feature that one can add to their gun fairly quickly by having the included 14mm CCW flash hider on their gun, throwing the suppressor on is just a matter of seconds and now you have a platform that could cover the extended inner barrel you have.
Available in Tan and Black
Threading 14mm CCW
Length: 165mm
Package includes: 1x mock suppressor, 1x flash hider