Home / Accessory-Silencer Accessories / Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 Sale! Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28$8500 Original price was: $8500.$8444Current price is: $8444. Only 2 left in stock Gemtech ADAPTER GM-45/BLACKSIDE 1/2-28 quantity Add to cart SKU: 12196 Category: Accessory-Silencer Accessories Product ID: 26726 Description Description For GM-45 SilencerRear Thread Adapter Related products Gemtech ADAPTER MM9 FTM 1/2-28 $7500 Sale! SIG SAUER FLASH HIDER CL 5.56MM 90 DEG $17999 Original price was: $17999.$16957Current price is: $16957. AAC (Advanced Armament) TI-RANT FRONT CAP TOOL $2499 Gemtech ADAPTER MM9 5/8-24 300BLK $7500