Sound Rigging Services
Harken 57mm Double Block-Swivel
Regular price
$129.20
57 mm Carbo
These smooth-running powerful performers make trimming easy, no matter how hard the wind blows. Carbo Air blocks are made of tough reinforced composite in a size and style to fit any system: singles, doubles, triples, quads, and quints; ratchets and fiddles; soft and hard attach. Perfect for main, jib and spinnaker sheets on dinghies and sportboats; control lines on boats of all sizes.
Lightweight, strong and reliable fiber-reinforced composite construction.
Ball bearings, sheave, and sideplates are UV-stabilized.
Sheave Ø (mm) 57 mm
Sheave Ø (in) 2 1/4 in
Maximum line Ø (mm) 10 mm
Maximum line Ø (in) 3/8 in
Maximum working load (kg) 720 kg
Maximum working load (lb) 1584 lb