GRUS B/S7942 Guide Star Ring Height Enhancement Block Accessories 90-152MM Guide Star Ring Applicable (Two Blocks)

Number: B/S7942
Applicable ring sizes: 9OMM, 102MM, 127MM, 152MM
Length: 55MM
Bottom width 30, top width 23, height: 18mm
Slot width: 16.5mm Slot depth: 1.5mm Fixed guide star ring screw slot: 14-46mm Center screw: 1/4 inch
Height of cushion block: 18MM Weight: 50g/block