PIUMA 57mm single composite block
All Viadana composite ball bearing blocks are extremely light and strong, making them perfect for use on dinghies and keelboats for a performance edge.
All composite ball bearing blocks have composite cheeks, Delrin® sheaves and twin-race ball bearings, with stainless steel rivets, and include shackles as pictured.
- Sheave size: 57 mm (2-1/4")
- Max. line size: 12 mm (7/16")
- Overall height: 110 mm (5-11/32")
- Breaking load: 1080 kg
- Max. working load: 320 kg
Why buy Viadana?
Manufactured in their factory on the idyllic Lake Como, Italy, Viadana rigorously test all their products both on and off the water. These products are made by the same people who use them.
Viadana are so confident in the quality of their blocks and rigging accessories that they offer a guarantee for two years from the date of purchase. See here for full terms and conditions.