Comes in 3″, 4″, and 4.5″

Plated mild steel with 8 mm diameter stem, with open boss fitted with thumb-screw to accept rods from 8 mm to 12.5 mm diameter.

Plated mild steel with 8 mm diameter stem, with open boss fitted with thumb-screw to accept rods from 8 mm to 12.5 mm diameter. Distance is 14 cm from center of support to center of ring. ID of ring 10.5 cm