2:1 BLOCK KF4.5 / KF6.0...
Optional 2:1 block for KF4.5/ FK6.0 swivel. The optional 2:1 block is used on the furling swivel to divide the forces when setting up and tensioning the sail.
Optional 2:1 block for KF4.5/ FK6.0 swivel. The optional 2:1 block is used on the furling swivel to divide the forces when setting up and tensioning the sail.