Loading... Please wait...Class Approved - ILCA® Mainsheet Centre Boom Block
ILCA® Mainsheet blocks have a 2-stage bearing system with stainless steel hub.
Fast rolling speed with little friction.
Traveller block: Main sheave features 2-stage bearing sheave. Small sheave is simple AP bearing.
ILCA® licensed parts available for purchase through ILCA® approved builders and dealers.
| Max. Rope diameter (in) | 5/16 |
|---|---|
| Sheave diameter (in) | 1 9/16 |
| Weight (oz) | 2.0 |