Single Aluminum Block with Becket 504-15


Single block with anodized aluminum cheeks and becket. Becket may be easily removed for use with pre-spliced line. Delrin(tm) sheave ensures smooth operation and high safe working load. Swivel head may be locked in place to avoid twist. Sheave Dia. 2 (51mm), Thickness 1-15/16"(49mm), Width 2 1/8" (54mm), Length 5 17/32" (140mm), SWL 1750 lbs. (795kg), Weight 5.7oz (162g), Max Line 7/16" (11mm), Max Line 7/16" (11mm)

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