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
S15 BB Block,Upright Lead
Upright lead block
Special Price
19.52€
was
20.12€
Limited quantity
SKU
RF15171
FEATURES
- Smallest and lightest ball bearing block available
- Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction
- Single loop head blocks include an O-ring to separate running line from head lashing or fixing
APPLICATIONS
- Dinghy control lines
- Vangs, cunninghams and tweakers
- Shock cord tensioning systems
MATERIALS
- BB sheaves: UV stabilised acetal
- Ball bearings: Stainless steel
- Cheeks: Grade 316 stainless steel
TECHNICAL DETAILS
| Sheave Ø | 15 mm |
|---|---|
| Max. Rope Ø | 5 mm |
| Max. Cable Ø | mm |
| Pin Ø | mm |
| M.W.L. | 120 kg |
| B. L. | 550 kg |
| Weight | 9 g |