Harken 40mm Double Block — Swivel, Becket 2639 Ø8mm Includes LED bulb

Includes LED bulb

Sheave Ø 40 + 24 mm Max

When the components of a structure are of different materials

SUPER DURABLE DWR COATING

Integrated DSC transmitter (Digital Selective Calling)*

Harken 40mm Double Block — Swivel, Becket 2639 Ø8mm Includes LED bulbLow 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. 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