Ronstan
Ronstan Series 15 Ball Bearing Utility Block - Triple Block, Becket, Loop Head
Out of StockNewSKU: RF15312
$40.34$47.46per unit
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This item is currently out of stock.
Special order from Ronstan — Estimated 2–4 weeks.
Description
Series 15 Ball Bearing Utility Block - Triple Block, Becket, Loop Head
Features:
- Smallest and lightest ball bearing block available
- Precision molded 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 stabilized acetal
- Ball bearings: Stainless steel
- Cheeks: Grade 316 stainless steel
Accessories
No accessories listed for this product.
Specifications
| SKU | RF15312 |
| UPC | 9316800555239 |
| Brand | Ronstan |
| Category | Sailing |
| Country of Origin | — |
| Weight | 0.05 |
| Dimensions | 4 x 2 x 1 |
| Status | Active |
| Last Synced | 8/26/2026, 2:04:09 AM |
Compliance & Shipping
Returnable
Product Literature
No literature or manuals available for this product.
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Frequently Bought Together
Compare Key Features
| Feature |  Ronstan Series 15 Ball Bearing Utility Block - Triple Block, Becket, Loop Head CURRENT |  Ronstan Series 30 Ball Bearing Orbit Block™ - Cheek |  Ronstan Series 30 Ball Bearing Orbit Block - Triple - Becket |  Harken 40mm Carbo Block 90° Fixed Head |  Barton Marine Ratchet Block - 55mm |
|---|---|---|---|---|---|
| Price | $40.34 | $19.25 | $57.81 | $41.35 | $111.66 |
| Brand | Ronstan | Ronstan | Ronstan | Harken | Barton Marine |
| Condition | New | New | New | New | New |
| Availability | Out of Stock | In Stock | In Stock | In Stock | In Stock |
| Weight | 0.05 | 0.06 | 0.19 | 0.11 | 0.3 |
| Dimensions | 4 x 2 x 1 | 4 x 2 x 1 | 4 x 2 x 2 | 5 x 3 x 1 | 6 x 3 x 2 |
| SKU | RF15312 | RF35151 | RF35312 | 2659 | 90500 |
| Country | — | INDONESIA | INDONESIA | UNITED STATES | — |
| View Item | View Item | View Item | View Item | View Item |
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Price
$40.34