A compact single ball bearing block for dinghy and small keelboat running rigging, with a smooth, free-running sheave for low-friction line handling.
- Single sheave on ball bearings for low-friction line handling
- Compact Series 20 size for dinghies and small keelboats
Specifications
| Brand | Ronstan |
|---|---|
| Series | Series 20 |
| Sheave | Single, ball bearing |






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