
High static and dynamic load capacity
The Ronstan RF20151A Series 20 Ball Bearing Block
features precision-moulded Acetal sheaves running on stainless
steel ball bearings that provide high performance and low
friction.
Ronstan RF20151A Series 20 Ball Bearing Block
Features:
- Lightweight, durable construction
- High static and dynamic load capacity
- Low friction
- Suitable for screw or pop rivet mounting
- Stainless steel ball bearings
- UV stabilised Acetal sheave
- Grade 316 stainless steel load strap and head fitting
- Impact and UV resistant, fibre reinforced Nylon cheeks
- Applications:
- Dinghy control lines
- Dinghy vangs
- Cunninghams
- Traveller controls
Ronstan RF20151A Series 20 Ball Bearing Block
Specifications:
- Sheave diameter: 20 mm
- Max. Rope diameter: 6 mm
- M.W.L.: 200 kg
- B. L.: 550 kg
- Weight: 17 g






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