![Harken 40mm Carbo Air Double Fixed Block w/Becket [2643] Brand_Sudbury Features a swivel shackle head](https://cdn.shopify.com/s/files/1/0422/8913/5778/files/79740XL.jpg?v=1744392706)
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Features a swivel shackle head for full 360° rotation
Factory P/N GP9649
No one had ever produced an aluminum propeller with two different blade shapes (they call it Dual Geometry) for 90-300+hp applications
UPC: 089300103598
Turning Point’s Four Blade revolutionized the propeller market when it was introduced
Harken 40mm Carbo Air Double Fixed Block w/Becket [2643] Brand_Sudbury Features a swivel shackle head40mm 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