SCHAEFER Spring-Loaded Block fits 1" Track, Stainless Cheeks Product Type_Exit Plates and lightly loaded control lines

and lightly loaded control lines on boats of all sizes

Where applicable

This is thanks to composite fiber-reinforced sideplates

This 19mm double rivet head block is ideal in a wide range of systems that provide a 4:1 or better purchase

and a self-aligning head to reduce friction and increase efficiency by up to 40%

SCHAEFER Spring-Loaded Block fits 1" Track, Stainless Cheeks Product Type_Exit Plates and lightly loaded control linesSchaefer Spring Loaded Block provides full rotation and articulation. Schaefer Stand up spring block for 1" T Track with Delrin sheave ensures smooth operation and high safe working load. Anodized aluminum cheeks and stainless steel slider allows for effortless running. Polyethylene liner and pin stop allow for easy adjustment. Used extensively for sheet blocks on small to mid sized keelboats, and as control line blocks for larger offshore boats.