Schaefer 37-54 Aluminum Double Foot Block - 4"

37-54 Double Aluminum Foot Block. Computer machined base features aluminum sheaves with our nomex(tm)/Teflon(tm) bearing and Delrin(tm) ball bearings for a low-friction high strength block. Top plate is easily removed for installation. Wide base spreads loads over a wide area. Boat Size Up To LOA 45' , Disp. 30000 lbs., Sail Area 900 sq. ft. (13.6 m, 13636 kg, 83.6 m2), Sheave Dia. 4" (102 mm), Max Line 3/4" (19 mm), L 8-3/4" (222 mm), W 4-5/32" (106 mm), H 2-31/32" (76 mm), Fasteners (5) 3/8" FH (10 mm), SWL 5000 lbs. (2273 kg), Weight Alum. 5 lbs. 15 oz. (2.70 kg) ** Consult Schaefer with any questions on foot block selection as loads may be extreme.

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