Ronstan Series 55 BB Orbit Block Cheek RF55151
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Description
Series 55 Ball Bearing Orbit Block™ Cheek
Kilogram for kilogram of working load, BB and RT Orbit Blocks™ are the world's lightest. The unique orbital design allows the bearing to only be in the active areas of the floating sheave. This minimises the mass of the inactive return race and hub.
- Ultra Lightweight
- Low friction 2-stage Orbital ball bearing system
- Highest working load in its class
- Low profile and compact
- High performance cleating
- Recessed underside to suit cruved mounting surface
- Sheave 55 mm
- Max. Rope 10 mm
- M.W.L. 500 kg
- B. L. 1000 kg
- Weight 70 g
Specifications
| Brand | Ronstan |
|---|
Delivery & Returns
Delivery estimate 1-4 business days (non-rural)
Please allow 3-7 business days for rural and island deliveries. Read here for more information.
*Club members get free standard freight for non-rural, shoe box sized deliveries (normally $5.99) for purchases over $99. Additional charges apply for rural delivery, island delivery, dangerous goods and large packages.
Returns
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Product Questions
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