Out of stock Compare Gm-9/Mm9 Fixed Mount 1/2X28 Gemtech MSRP: Now: $62.86 Was: The Threaded Endcap Adapter to use on GM-9 and MULTIMOUNT suppressors when used with fixed barrel. #TAG# GEM-GM9-THD-1; GEM-GM9; GEM-GM; GEM #TAG# MSRP: Now: $62.86 Was: Out of stock Compare