Harken
Harken 57 mm Air loop blocks Doubles swivel
The Harken Air Loop Double Block with Swivel combines an extremely lightweight textile attachment with the freedom of a swivel connection. Designed for racing, its Dyneema® loop reduces...
Increase the efficiency of your running rigging with our double blocks. Designed to work with two line runs or create purchase systems, they provide an excellent balance of strength, smooth operation, and control.