Half-Moon Mast Base/Hinged/Alum. 32-15-UC


Half-Moon hinged base block. Heavy duty Stainless Steel cage and base ensure reliability. SS Springs keep block upright. Aluminum UC sheave features nomex(tm)/Teflon(tm) bearing and Delrin(tm) ball bearings for a low-friction high strength sheave. Sheave Dia. 2-3/8" (60 mm), Max Line 5/8" (16 mm), Length 4" (102 mm), Width 1-3/4" (44 mm), Height 4" (102 mm), Bearing Height 1-5/8" (41 mm), Fasteners (4), 1/4" RH (6 mm), C/C 3" (76 mm), SWL 3000 lbs. (1361 kg), Weight 15 oz. (425 g)

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.

We offer free shipping on orders over $100. All other orders are shipped via UPS. For orders outside of the U.S., contact our sales team for custom quote: sales@schaefermarine.com

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 sales@schaefermarine.com