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Ships within 48 hours · Estimated delivery Jun 14 - Jun 19
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Description
Harken 40mm Carbo Air Double Swivel Block [2638]40mm Carbo Air Double Swivel Block Low friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Specifications: Sheave (mm)40 mm Sheave (in)1 9 16 in Maximum line (mm)10 mm Maximum line (in)3 8 in Maximum working load (kg)440 kg Maximum working load (lb)970 lb Quick Guide (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
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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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4.2 ★★★★★
Based on 91 reviews
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Product Reviews
★★★★★ 4
Using for improved kidney function
Size: 60 Count (Pack of 1)
Simple and easy to use. It's hard to know if something like this really works right away, but I'm hopeful. I'm using this particularly for a detox and kidney function.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 12, 2020
★★★★★ 5
Highly recommended
Size: 60 Count (Pack of 1)
Good product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2025
★★★★★ 5
Utica acid relief.
Size: 60 Count (Pack of 1)
It seems to work just fine with no side effects.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 10, 2025
★★★★★ 3
It's good
Size: 60 Count (Pack of 1)
Do what it suppose to do
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 13, 2023
★★★★★ 5
Seems to eork
Size: 60 Count (Pack of 1)
Seems to be working. Haven't had gout since I started taking these
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 29, 2025
