Pay in 4 interest-free payments of $29.37 Learn more
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
403 Microfibers
This combination of fibers produces a packing that is thermal conductive
Durable hardened cutting edge for long life in tough materials
Piloting in a Cross Current
Harken Aluminum Swivel Block - 57mm Navigation 403 MicrofibersThe entire line of Black Magic Air blocks has been redesigned with a sleek new look. Their unique, performance packed engineering remains exactly the same. These strong, lightweight blocks feature free rolling high load Torlon roller bearings for a high strength to weight ratio. Like all Black Magic blocks, the three way head swivels locks in front side positions. Blocks are easily disassembled with a single hex wrench.
