Harken 27mm End Control Double Sheave, Cam Cleat, Set of 2 - Part #1633

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  • Regular price $424.95
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High-performance end controls allow the installation of 2:1 to 4:1 purchases. Designed for high-performance, free-running systems, Carbo control blocks with Delrin® ball bearings let cars instantly adjust and release under load. Assemblies secure to track, eliminating additional holes. Tough one-piece bases and cam arms are machined from a single piece of aluminum. Compact, low-friction block components combined with Carbo-Cam cleats keep weight minimal.

Delrin is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates.


FootnoteFasteners included 
Sheave Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Length (mm)114 mm
Length (in)4 1/2 in
Width (in)3 15/16 in
Width (mm)100 mm
Height above track (mm)50 mm
Height above track (in)2 in
Weight for pair (g)1020 g
Weight for pair (oz)36 oz
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)272 kg
Maximum working load (lb)600 lb
Breaking load (lb)1500 lb
Breaking load (kg)680 kg
Purchase3:1 / 4:1 
Fasteners (mm)8 PH mm