Home / Accessory-Silencer Accessories / Gemtech ADAPTER MM9 5/8-24 300BLK Gemtech ADAPTER MM9 5/8-24 300BLK$7500 In stock Gemtech ADAPTER MM9 5/8-24 300BLK quantity Add to cart SKU: 12175 Category: Accessory-Silencer Accessories Product ID: 31234 Description Description Subsonic ammo onlyFixed Threadmount Related products Sale! Dead Air Armament HUB DIRECT THRD MNT 5/8X24SIG $8900 Original price was: $8900.$8351Current price is: $8351. Sale! Rugged Suppressors FLASH HIDER FRONT CAP 5.56 $10000 Original price was: $10000.$8715Current price is: $8715. Gemtech GM9 THREAD REAR MOUNT M18X1RH $9100 Sale! Rugged Suppressors R3 FLASH HIDER M18X1 $10000 Original price was: $10000.$8715Current price is: $8715.