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Narrow Halyard & Steering Sheaves

126 mm Masthead Sheave — Wide

Part No. C6728
$595.00$148.78 This limited quantity item sold out
Sheave Ø (mm)126 mm
Sheave Ø (in)4 31/32 in
Maximum line Ø (mm)16 mm
Maximum line Ø (in)5/8 in
Maximum working load (kg)5211 kg
Maximum working load (lb)11484 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)126 mm
Sheave Ø (in)4 31/32 in
Width (mm)25 mm
Width (in)1 in
Weight (g)451 g
Weight (oz)15.9 oz
Center pin Ø (mm)22.2 mm
Center pin Ø (in)7/8 in
Maximum line Ø (mm)16 mm
Maximum line Ø (in)5/8 in
Maximum working load (kg)5211 kg
Maximum working load (lb)11484 lb
FootnoteBreaking load based on use of solid 304 stainless shafts. 

DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use.

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