Ronstan Series 60 Single Ratchet Block SCHAEFER CLEVIS ADAPTERS Max Line Size: 1/2" (13

Max Line Size: 1/2" (13 mm)

The complete unit removes for safe storage without any tools

Schaefer Flast Base/Dbl/Delrin

Commonly used for Harken cars and others

Wichard Single 2 49/64" (70mm) Block w/ Fixed Head w/ Clevis

Ronstan Series 60 Single Ratchet Block SCHAEFER CLEVIS ADAPTERS Max Line Size: 1/2" (13Product Description Ronstan Series 60 Single Ratchet Block Product Information The patented extruded hole design, in conjunction with the groove profile of the sheave, provides a more powerful grip than conventional designs up to 20: 1 holding power. Unrivalled low weight is achieved by the use of a Torlon ratchet pawl, high grade machined alloy sheave and black Acetal hubs and bearings. On Off switching knob is fitted to both sides of the swivel