Harken 40mm Block-Swivel, Becket

Murrays Part# 28-2637

​Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.

Specifications: 

• Sheave Ø (mm) 40 mm
• Sheave Ø (in) 1 9/16 in
• Maximum line Ø (mm) 10 mm
• Maximum line Ø (in) 3/8 in
• Maximum working load (kg) 220 kg
• Maximum working load (lb.) 485 lb.

Harken Part# 2637