SCHAEFER 37mm Curved Base Ball Bearing Cheek Block, 300-30 Grand Prix Jib Leads_Midrange Block mounts with a strong

Block mounts with a strong four-screw clamp without removing the stanchion or lifelines

All of the 7 series blocks work with convenient Universal adapters and contain Schaefer's three-way head that allows for free swiveling or front/side set positions

Cut-away design minimizes weight and allows freshwater rinsing of salt and debris from the bearings

High-load composite bearings carry axial loads

Type 304 — the most common grade

SCHAEFER 37mm Curved Base Ball Bearing Cheek Block, 300-30 Grand Prix Jib Leads_Midrange Block mounts with a strongSchaefer Curved Base single cheek block allows clean deck organization and mounting on curved surfaces. Schaefer 300 series furling blocks offer unique, smooth, and reliable solutions for all furling systems. Simple clamp on design adapts to 1" 1 1 4" stanchions and features a delrin ball bearing. Strong, smooth running blocks feature stainless steel or aluminum cheeks, stainless steel heads and straps, and Delrin sheaves. Pulpit Furling Lead and