Harken 40mm Carbo Air Double Swivel Block w/Becket [2639] Marine Plumbing & Ventilation | Impellers Holds up to (12) 300-yard

Holds up to (12) 300-yard filler spools of line

Double Rocker Switch available for Standard Trim Tabs

and off-grid applications

77" x 3" (235 x 400

GS-500 & GS-1000 Bases - Black

Harken 40mm Carbo Air Double Swivel Block w/Becket [2639] Marine Plumbing & Ventilation | Impellers Holds up to (12) 300-yard40mm Carbo Air Double Swivel 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 Quick Guide (pdf)