Roller bearing yacht blocks for high dynamic working loads . These blocks are characterized by smooth running and low weight . Jaws made of black anodized aluminum, bearing rollers made of Delrin® , and lateral ball bearings made of Torlon® ensure smooth running.
The axis of the swivel is milled out to save weight.
| Designation | discs Ø mm |
workload kg |
Breaking load kg |
max. linen- Ø mm |
bolt- Ø mm |
| RBB60, single-disc for traps/backstages | 60 | 1,500 | 3,000 | 12 | 8 |
| RBB80, single-sheave for traps/backstages | 80 | 2,500 | 5,000 | 14 | 10 |
Herstellerinformationen gemäß GPSR:
SELDEN MAST ABRedegatan 11
42677 Västra Frölunda
Mail: info@seldenmast.se