HUB DIRECT THREAD MNT 5/8X32
HUB DIRECT THREAD MNT 5/8X24
HUB DIRECT THREAD MNT 11/16X24
MUZZLE BRK CL 7.62MM 90 DEG
5/8X24|SLX/SLH|90 DEG SHOULDER
30 Caliber | 7.62mm
OBSIDIAN 3 LUG MOUNT
OBSIDIAN FIXED MOUNT 5/8X24
OBSIDIAN FIXED MOUNT 1/2X28
OBSIDIAN 3 LUG ADAPTER 13.5x1L
OBSIDIAN 3 LUG ADAPTER 1/2X28
R3 FLASH HIDER 1/2X28 7.62