Control Block Single Sheave 74-77


74-77 single sheave control block with removable becket for pre-spliced line. Hardcoat anodized aluminum base fits on Schaefer 1-1/2" traveler track. Features Schaefer 5 series ball bearing sheave for low-friction and reliability. Length = 5-1/4” (133mm), Width = 2-1/16” (52mm), Thickness = 1-15/32” (38mm), Weight = 14oz.(379g)

Schaefer Marine, Inc. warrants its standard catalog products to be free from factory defects in material and workmanship for a period of ten (10) years from the date of purchase, unless otherwise stated in this catalog or any other Schaefer Marine catalog. * Furling, Tuff Luff, and Windlass products have shorter warranties and are shown per product.

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Fitting products to your boat is not one size fits all, feel free to reach out to our team for assistance at 508-995-9511 or