The Velcro® strap is permanently attached to one side plate and holds the block securely closed when side plates are aligned—even under the highest loads
30 percent lighter and 60 percent stronger than equivalent Classic blocks
with a vast library of hardware choices available to complement your boat’s style
A collaboration with boat builders and sailors blended with years of manufacturing experience has resulted in strong
A multi-coil spring reacessed in the upper part of the cam generates near-constant torque
Schaefer 51 mm Flat Base Ball Bearing Cheek Block, 506-11 Sailboat Rudder Tillers Pintles & Gudgeons_J/24 Style Pintle Pin The Velcro® strap is permanentlyLike the 5 Series blocks, but with Schaefer's ball bearing sheave. Curved ball races allow Schaefer ball bearing blocks to take higher loads than other similarly sized blocks. A flat, stainless base plate distributes load to a larger surface area than other designs which place loads on mounting bolts only. Use spars and decks to lead sheets, halyards, reefing gear, and any control line requiring a strong, smooth lead.