OBSIDIAN FIXED MOUNT .578×28
3-LUG MOUNT 45ACP
OBSIDIAN FIXED MOUNT 1/2X28
3-LUG MUZZLE DEVICE 9MM 1/2X36
3-LUG MUZZLE DEVICE 9MM 1/2X28
3-LUG MUZZLE DEVICE 9/16X24
3-LUG MUZZLE DEVICE 9MM 5/8X24
3-LUG MUZZLE DEVICE M16X1LH
DIRECT THREAD MOUNT 3/4X24
FITS RUGGED ALASKAN
R3L FLASH HIDER 5/8X24