Photo of the 57mm Carbo Airblocks #2615 with the optional inverted cam vs. standard setup.
This can be useful when you have a low lead from the arch to a winch. Allows a better angle to unsheet the tackle rope line under tension.
Harken’s Carbo AirBlocks® are a testament to the brand’s commitment to low-friction and high-strength sailing equipment. These blocks are celebrated for their lightweight, compact design, and reliable performance. Crafted with densely packed glass fibers and nylon resin sideplates, they replace the stainless steel straps found in classic blocks, offering a significant reduction in weight without compromising on durability. With a range of sizes from 29mm to 75mm, they are designed to handle very high working loads, making them ideal for safe and easy trimming on any sailing vessel. Whether you’re a competitive racer or a casual sailor, Harken’s Carbo AirBlocks® provide an affordable solution to optimize your sailboat’s rigging efficiency1.