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Narrow Halyard & Steering Sheaves

102 mm Masthead Sheave

Part No. C6725
$421.00$105.32  Limited Quantities In Stock
Sheave Ø (mm)102 mm
Sheave Ø (in)4 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)3207 kg
Maximum working load (lb)7068 lb

Narrow high-load sheaves in mastheads improve sail handling, speed sail changes, and allow the use of smaller, lighter halyard winches. Sheaves combine sideload-carrying balls with a PTFE composite bushing for radial loads.

Sheave Ø (mm)102 mm
Sheave Ø (in)4 in
Width (mm)19 mm
Width (in)3/4 in
Weight (g)205 g
Weight (oz)7.23 oz
Center pin Ø (mm)19.1 mm
Center pin Ø (in).75 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)3207 kg
Maximum working load (lb)7068 lb
FootnoteBreaking load based on use of solid 304 stainless shafts. 

DO NOT use Harken Equipment for Human suspension.

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