Harken Small Boat Furler - Hoistable Swivel for 5mm Wire

Shackle to shackle Length: 144 mm / 5 11/16 in
Maximim Luff Wire: 5 mm / 3/16 in
Clevis Pin: 5 mm / 3/16 in
Weight: 252 g / 8.9 oz
Maximum Working Load: 540 kg / 1190 lb
Use with Furling Unit: 208, 493 L, 1134

This optional hoistable ball bearing halyard swivel can be installed on your headstay so you can raise or lower the sail without removing the headstay. Swivels are independent of the headstay, allowing you to tension the luff separately from the mast rake.