Harken 40mm Carbo Air Triple Swivel Block [2640] Oversized What does the Mini Add-A-Battery

What does the Mini Add-A-Battery do

The compact 40mm Sailing Watch has impressive 10mm (3/8”) digits

Molded-in ribs for strength and abrasion resistance

Transformer Power Taps: 70V: 15W

Harken 40mm Carbo Air Triple Swivel Block [2640] Oversized What does the Mini Add-A-Battery40mm Carbo Air Triple Swivel Block 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)660 kg Maximum working load (lb)1455 lb Quick Guide (pdf)