20 mm Lead Ring

Harken Lead Rings are simple, weight-saving devices used to route line for jib in-haulers, twings, barberhaulers, Lazy Jacks, cascading backstays and other applications requiring minimal fine-tune adjustments. Rings are Hard Lube-anodized 6061-T6 aluminum for a smooth, slippery surface. With no moving parts, wear is minimal. 

Specifications 
Center hole Ø: 20mm - 7/8in 
Outer groove width: 14mm - 9/168in 
Weight: 37.85g - 1.34oz