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Ronstan
S50 BB Block,Double
Double, universal head
88.04€
On Request
SKU
RF50200
FEATURES
- Low friction, 2-stage ball bearing system
- High static and dynamic load capacity
- Lightweight
- Cheek cut-outs for easy bearing maintenance
- Slotted pin shackle eliminates fouled lines
- Lockable swivelling head post
PRODUCT INFORMATION
Sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.Head can be locked at 0° or 90° by engaging the grub screw in either the 0 or 90 degree position.
APPLICATIONS
- Mainsheet
- Spinnaker sheets
- Halyards and other primary applications on boats up to 10m (33ft)
MATERIALS
- Acetal ball bearings
- UV stabilised Acetal sheave
- Grade 316 stainless steel load strap and head fitting
- Impact and UV resistant, fibre reinforced Nylon cheeks
Technical Data
| Sheave Ø | 50 mm |
|---|---|
| Max. Rope Ø | 12 mm |
| Max. Cable Ø | - mm |
| Pin Ø | 6.0 mm |
| M.W.L. | 800 kg |
| B. L. | 2000 kg |
| Weight | 254 g |