Ronstan
BLOCK, FIDDLE, BALL BEARING 5/16"
In Stock
RF40500
Series 40 Ball Bearing Block, Fiddle
Fiddle block with universal head
FEATURES
Low friction acetal bearing system.
Lightweight.
Cheek cut-outs for easy bearing maintenance.
Captive Lock™ universal head.
Slotted pin shackle eliminates fouled lines.
Low friction, 2-stage ball bearing system.
High static and dynamic load capacity.
SPECIFICATIONS
| B.L. (kg) | 1000 |
|---|---|
| M.W.L. (kg) | 350 |
| Max. Rope diameter (mm) | 8 |
| Weight (g) | 90 |
| Pin Ø (mm) | 5 |
Product Information
Sheaves running on acetal ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.
The Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.
TECHNICAL INFORMATION
APPLICATIONS
- Mainsheet
- Halyard
- Vang
- Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)
- Typically used in direct 4:1 purchase systems such as mainsheets and boom vangs
- On larger boats they are used for fine-tune mainsheet tackles, outhauls, cunninghams, checkstays, genoa lead pullers and traveller controls.
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.
