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45 mm Aluminum Element Triple Block - Swivel, Becket, Cam Cleat
0 Review(s)The Harken 6243 Element Block is a triple-sheave swivel block with an integrated becket and cam cleat, designed for compact multi-part tackles and precise line control. As part of Harken’s Element series, it delivers maximum purchase, secure cleating, and rugged durability—ideal for performance cruisers, club racers, and keelboats.
- Forged aluminum sideplates with compound curves
- Hardcoat-anodized sideplates resist corrosion
- Composite bearing sheave with journal bearing
- Removable headpost lock (lockable at 90 deg/180 deg) on swivel models
- Stainless-steel shackle and axle hardware
Our Delivery Policy
Returning Your Order - Our policy
Sheave dia: 45 mm
Shackle pin dia: 6 mm
Max line dia: 12 mm
Maximum working load: 816 kg
Breaking load: 1632 kg
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