Harken 40mm Carbo Air Double Fixed Block w/Becket [2643] Sailing | Rigging All studs have 1/4" x

All studs have 1/4" x 20 threads

An effective solution for high power demand on board and/or the need of prioritised or current limited charging

The BCH10 Step Down series of Battery Chargers supply up to 10 amps of charging current at 12

Can be run dry without damaging the pump

Sherman Johnson Hand Crimp Fittings have proven themselves over the years

Harken 40mm Carbo Air Double Fixed Block w/Becket [2643] Sailing | Rigging All studs have 1/4" x40mm Carbo Air Double Fixed Block with Becket 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. Specifications: 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