Harken 40mm Carbo Air Double Fixed Block w/Becket [2643] Trailering | Rollers & Brackets These aerator pumps have a

These aerator pumps have a removable cartridge for easy cleaning

Compact & lightweight

5" - White with Adapter

Seamless barrel design allows for maximum strength

It is also designed for the trolling motor prop to be positioned on the inside of the boat vs

Harken 40mm Carbo Air Double Fixed Block w/Becket [2643] Trailering | Rollers & Brackets These aerator pumps have a40mm 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