Best in 7 days
![TACO Quick Release Fender Lock [F16-0151-1]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/54743XL.jpg?v=1643755590)
![Ronstan Kite Block - Black w/White Sheave (Pair) [RF13101-2]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/55071XL.jpg?v=1643757260)
Pay in installments of $3.98 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 28 - Jul 3
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Ronstan Kite Block - Black w/White Sheave (Pair) [RF13101-2]Kite Block Black w White Sheave Features: Lightweight durable construction Economical Maintenance free Applications: Vang, cunningham and trapeze retriever systems on dinghies Leech line tackles, bunk adjusters etc on larger yachts Materials: U. V. stabilized Acetal sheaves Nylon cheeks Specifications: Sheave : 16mm(5 8") Max. Rope : 4mm(5 32") Brochure (pdf)
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
Discover Niche Categories That Outsell
Top-Converting Item to Boost Your Average Order
Best in 7 days
Best in 7 days
![Ronstan Series 30 High Load Exit Box f/Single Rope or Wire [RF31712]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/55172XL.jpg?v=1643757945)
Best in 7 days
Best in 7 days
![Ronstan Series 40 Ball Bearing Block - Single - Universal Head [RF40100]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/55210XL.jpg?v=1643758186)
4.8 ★★★★★
Based on 1739 reviews
Sort
Product Reviews
★★★★★ 5
Good product
Size: 60 Count (Pack of 1)
This product seems to help.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
★★★★★ 3
Way too expensive
Size: 90 Count (Pack of 1)
Great product, but Costco is more affordable even when not on sale.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
★★★★★ 5
Definitely worth it!!
Size: 60 Count (Pack of 1)
After completing one bottle, I have to say that I have noticed a difference in not just my short term memory, but overall, how I can focus throughout the day. I'm on my second bottle now.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026
★★★★★ 5
Memory Health
Size: 90 Count (Pack of 1)
I began Qunol Brain Health Memory Plus this year and am very pleased. I feel my memory is much better, although not perfect, I have more confidence while taking the product.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 26, 2026
★★★★★ 4
I was in a brain fog
Size: 60 Count (Pack of 1)
I've noticed I was in a brain fog for a few months so I decided to give this a try. On the very first day I noticed a difference of being a little less foggy. I took them around 8am & by about 10am I noticed a difference but it didn't last all day. By 8pm I was back to being foggy. Hopefully over time this will build up in my system & the unfogginess will last all day. Will update when the bottle is gone.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 10, 2026
