We will be closed for the Christmas and New Year holidays from Dec. 22nd, 2025, to Jan. 6th, 2026. Orders placed after December 17th, 2025 will be shipped starting January 12th, 2026.
Ronstan
S20 BB Block,Single Loop Top
Single, loop head
Special Price
13.70€
was
14.12€
Limited quantity
SKU
RF20101
FEATURES
- Low friction
- High static and dynamic load capacity
- Lightweight
PRODUCT INFORMATION
Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.Can be fitted with a shackle in either of two planes to allow correct alignment of the block.
APPLICATIONS
- Dinghy control lines
- Dinghy vangs
- Cunninghams
- Traveller controls
MATERIALS
- 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
Technical Data
| Sheave Ø | 20 mm |
|---|---|
| Max. Rope Ø | 6 mm |
| Max. Cable Ø | - mm |
| Pin Ø | - mm |
| M.W.L. | 250 kg |
| B. L. | 550 kg |
| Weight | 16 g |