$21.87$25.73per unit
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Special order from Ronstan — Estimated 2–4 weeks.
Description
Series 30 Utility Block - Single, Becket, Tube Rivet Head
Features:
- Lightweight durable construction
- Economical
- Maintenance free
Product Information:
Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Hollow rivets accept fixing screws, shackles or can be used as a becket for extra purchase.
Applications:
- Vang, cunningham and trapeze retriever systems on dinghies
- Leech line tackles, bunk adjusters etc on larger yachts
Materials:
- U.V. stabilized Acetal sheaves
- Grade 316 stainless steel cheeks
Accessories
No accessories listed for this product.
Specifications
| SKU | RF188 |
| UPC | 9316800079575 |
| Brand | Ronstan |
| Category | Sailing |
| Country of Origin | INDONESIA |
| Weight | 0.7 |
| Dimensions | 3 x 2 x 1 |
| Status | Active |
| Last Synced | 8/29/2026, 2:06:37 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 30 Utility Block- Cheek, Curved Base CURRENT |  Ronstan Series 30 Ball Bearing Orbit Block™ - Cheek |  Ronstan Series 30 Ball Bearing Orbit Block - Triple - Becket |  Barton Marine Ratchet Block - 55mm |  Ronstan Series 20 Ball Bearing Block - Single |
|---|---|---|---|---|---|
| Price | $21.87 | $19.25 | $57.81 | $111.66 | $23.14 |
| Brand | Ronstan | Ronstan | Ronstan | Barton Marine | Ronstan |
| Condition | New | New | New | New | New |
| Availability | Out of Stock | In Stock | In Stock | In Stock | In Stock |
| Weight | 0.7 | 0.06 | 0.19 | 0.3 | 0.1 |
| Dimensions | 3 x 2 x 1 | 4 x 2 x 1 | 4 x 2 x 2 | 6 x 3 x 2 | 4 x 2 x 1 |
| SKU | RF188 | RF35151 | RF35312 | 90500 | RF20100 |
| Country | INDONESIA | INDONESIA | INDONESIA | — | INDONESIA |
| View Item | View Item | View Item | View Item | View Item |
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Price
$21.87