Part No. 2639 Sheave (mm)40 mm Sheave (in)1 9/16 in Maximum line (mm)10 mm Maximum line (in)3/8 in Maximum working load (kg)440 kg Maximum working load (lb)970 lb Low-friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.
-38%
Harken 40mm Double Block Swivel Becket
$19.23 Save:$11.00(38%)
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