Aim7 AMOS 1.375-24 Bravo ASR 13/16 x 16 & 1.18 x 12 (HUB)Direct Mount (1 piece)

Aim7 AMOS Mini ASR (13/16 x 16) Bore size. 75". Aim7 AMOS Mini ASR-X (1-1/8 X 12) Bore size 1.05". Bravo ASR 13/16″ x 16 Adapter Mount For 1.375-24 Tube. Female Threads: 13/16×16 (MINI ASR). Female Threads: 1-1/8X12 (LARGE ASR).