Harken 57mm Double Block — Swivel, Becket 2603 Broad Brim Allows efficient dual battery charging

Allows efficient dual battery charging without needing regulator adjustment or rewiring

and in this book he’s sharing his collected wisdom

Ideal for dinghies

Gills' pioneering approach has once again delivered the very latest in sailing glove innovation

Harken 57mm Double Block — Swivel, Becket 2603 Broad Brim Allows efficient dual battery chargingLow friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming. Sheave (mm) 57 mm Sheave (in) 2 1 4 in Length (mm) 142 mm Length (in) 5 5 8 in Weight (g) 187 g Weight (oz) 6. 6 oz Maximum line (mm) 10 mm Maximum line (in) 3 8 in Maximum working load (kg) 720 kg Maximum working load (lb) 1584 lb Breaking