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Description
Series 50 All Purpose Block - Triple
Features:
- Exceptionally high working loads
- Low maintenance, long service life
- Self-lubricating Acetal polymer sheave ensures low friction and extreme durability
- Slotted pin shackle eliminates fouled lines
- Lockable swiveling head post
- Snap fit removable becket pin
All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing.Head can be locked at 0° or 90° by engaging the grub screw in either the 0 or 90 degree position.
Applications:
- Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10m (33ft)
- S60 - on boats up to 12m (40ft)
Materials:
- Grade 316 stainless steel load strap
- Impact and UV resistant, fiber reinforced Nylon cheeks
Accessories
No accessories listed for this product.
Specifications
| SKU | RF51300 |
| UPC | 9316800241279 |
| Brand | Ronstan |
| Category | Sailing |
| Country of Origin | — |
| Weight | 0.83 |
| Dimensions | 6 x 4 x 2 |
| Status | Active |
| Last Synced | 8/27/2026, 2:06:13 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 50 All Purpose Block - Triple 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 | $111.58 | $19.25 | $57.81 | $41.35 | $111.66 |
| Brand | Ronstan | Ronstan | Ronstan | Harken | Barton Marine |
| Condition | New | New | New | New | New |
| Availability | In Stock | In Stock | In Stock | In Stock | In Stock |
| Weight | 0.83 | 0.06 | 0.19 | 0.11 | 0.3 |
| Dimensions | 6 x 4 x 2 | 4 x 2 x 1 | 4 x 2 x 2 | 5 x 3 x 1 | 6 x 3 x 2 |
| SKU | RF51300 | RF35151 | RF35312 | 2659 | 90500 |
| Country | — | INDONESIA | INDONESIA | UNITED STATES | — |
| View Item | View Item | View Item | View Item | View Item |
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$111.58