$21.69$25.52per unit
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Special order from Ronstan — Estimated 2–4 weeks.
Description
Series 25 Utility Block - Single, Becket, Loop Head
Features:
- Lightweight durable construction
- Economical
- Maintenance free
Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a becket for extra purchase.
Applications:
- Vang, cunningham and trapeze retriever systems on dinghies
- Leech line tackles, bunk adjusters etc on larger yachts
Materials:
- UV stabilized Acetal sheaves
- Grade 316 stainless steel cheeks
Accessories
No accessories listed for this product.
Specifications
| SKU | RF572 |
| UPC | 9316800022496 |
| Brand | Ronstan |
| Category | Sailing |
| Country of Origin | — |
| Weight | 0.5 |
| Dimensions | 3 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 25 Utility Block - Single, 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 | $21.69 | $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 | 0.5 | 0.06 | 0.19 | 0.11 | 0.3 |
| Dimensions | 3 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 | RF572 | RF35151 | RF35312 | 2659 | 90500 |
| Country | — | INDONESIA | INDONESIA | UNITED STATES | — |
| View Item | View Item | View Item | View Item | View Item |
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Frequently Asked Questions
Price
$21.69