57mm Carbo Air Block with Swivel

Low-friction Carbo Air blocks are lightweight, strong, reliable—and 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: 57mm / 2-1/4in
• Length: 110mm / 4-5/16in
• Weight: 87g / 3.1oz
• Shackle pin: 5mm / 3/16in
• Maximum line: 10mm / 3/8in
• Maximum working load: 359kg / 792lb
• Breaking load: 1079kg / 2380lb

Orders are usually shipped the same day or the next business day depending on the time cut off. Review our shipping policies and size guides for answers to common questions.