Karver · Blocks & Sheaves

KB12 Single Block (54mm)

Description

Large high-load single block with a 54mm sheave, designed for mainsheets, halyards, and primary sheet systems on racing and performance cruising yachts. The KB12 delivers a 1400 kg safe working load at just 119 grams, an unmatched weight-to-load ratio. Roller bearings provide extremely low friction even under sustained high loads.

Specifications

Working load (kg)
1400
Sheave diameter (mm)
54
Material
Stainless steel frame
Weight (kg)
119

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