Harken 40mm Carbo Swivel Block with Becket Long John Polyester Film is coated on

Polyester Film is coated on both sides with an ultra high peel acrylic adhesive which is designed to adhere immediately to most types of sail cloth and canvas

Rejuvenating flat or chalky paint dulled by weathering

UPF 50+ sun protection and breathability

stunt kites

-Built to last with premium materials

Harken 40mm Carbo Swivel Block with Becket Long John Polyester Film is coated onLow 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. Sheave (mm)40 mm Maximum line (mm)10 mm Maximum working load (kg)220 kg