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![Ronstan Swivel Cleat & Base [RF5]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/55232XL.jpg?v=1643758357)
![Ronstan Nylatron Sheave Box - Single Upright Lead Block [RF453]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/55219XL.jpg?v=1643758263)
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Ships within 48 hours · Estimated delivery Jun 20 - Jun 25
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Description
Ronstan Nylatron Sheave Box - Single Upright Lead Block [RF453]Nylatron Sheave Box Single Upright Lead Block Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. When mounted in an inverted position, are frequently used as upright leads. Features: The external tabs can be formed to fit the spar profile before fastening Applications: Typically used in dinghy spars for control lines such as outhauls Materials: Nylatron sheave Grade 316 stainless steel
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
4.7 ★★★★★
Based on 1197 reviews
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Product Reviews
★★★★★ 4
Very nice
Color: Gray, Size: King
Really nice! I’ve never had any problem with Amazon products! Very soft!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 15, 2026
★★★★★ 5
Was needing a quality twin size sheet for my elderly mother and I would highly recommend
Color: Dark Gray, Size: Twin
Good quality sheets great price and soft and comfortable. I would recommend
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 23, 2026
★★★★★ 5
I'm very pleased with this item.
Color: Gray, Size: Queen
These sheet sets are very soft and comfortable
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Reviewed in the United States on May 19, 2026
★★★★★ 5
Quality for money
Color: White, Size: King
Price and quality, love this color
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Reviewed in the United States on April 24, 2026
★★★★★ 3
No staying power
Color: Gray, Size: King
Very soft, comfortable and easy to put on. The corners pull off every other night though. Maybe if the elastic was a bit tighter, I don't know. Would probably not purchase again.
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Reviewed in the United States on May 7, 2026
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