Organic Triple Ball Bearing Block ø57mm
Lightweight, high-performance, and durable, the Holt-Nautos Organic ball bearing block is designed to offer maximum efficiency with reduced weight. Its composite cheeks ensure strength and lightness, while its aluminum axle improves heat dissipation, extending the lifespan of the block even under heavy load.
| Diameter | Max Line | Working Load | Breaking Load |
| ø57mm | 12mm | 400kg | 600kg |