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.
Sheave Ø (mm)40 mm Sheave Ø (in)1 9/16 in Length (mm)102 mm Length (in)4 in Weight (g)48 g Weight (oz)1.7 oz Shackle pin Ø (mm)4 mm Shackle pin Ø (in)5/32 in Maximum line Ø (mm)10 mm Maximum line Ø (in)3/8 in Maximum working load (kg)220 kg Maximum working load (lb)485 lb Breaking load (kg)735 kg Breaking load (lb)1620 lb
Visit Mariner Sails retail store
Mariner Sails, Inc., 11110 N. Stemmons Fwy, Dallas, TX 75229, 972-241-1498
Come down to our retail store to experience the largest collection of Kayaks - be amazed by the vast options in accessories or come have a chat with our staff members - experienced sailors, kayak anglers, windsurfers - with over 100 years of combined "on-the-water" experience.
9am - 5pm Monday- Friday (Temporary Hours)
10am - 4pm Saturday (Loft Closed on Saturday)
Learn more about our store