Allen Brothers 40mm Dynamic Block with Hook Hinges & Latches Adapted for furling system models:

Adapted for furling system models:

Features American Metric Description J200 Toggle Rod Size -10 Pin 0

Quick furling line installation and removal requires no tools

Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers

Allen Brothers 40mm Dynamic Block with Hook Hinges & Latches Adapted for furling system models:Allen Brothers 40mm Dynamic Block with Hook 40mm Dynamic Single Swivel Hook Block. New for 2023. Made from high strength, lightweight glass loaded nylon and featuring Allens dynamic bearing technology for a high performance block suitable for keelboats and dinghies. 40mm dynamic blocks are perfect for use on main, jib and spinnaker sheets on dinghies and keelboat control lines. Bearings Dynamic blocks feature our patented bearing system which uses