Pay in installments of $23.49 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 13 - Jun 18
For Your Every Summer RSVP, with Code: SUMMER15
Description
Harken 40mm Carbo Air Double Swivel Block w/Becket [2639]40mm Carbo Air Double Swivel Block with Becket 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)
![Harken 40mm Carbo Air Double Swivel Block w/Becket [2639] Harken 40mm Carbo Air Double Swivel Block w/Becket [2639]](https://cdn.shopify.com/s/files/1/0405/8454/4408/products/79735XL.jpg?v=1591395576)
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
4.2 ★★★★★
Based on 2304 reviews
Sort
Product Reviews
★★★★★ 5
Buen servicio
Es un buen producto lo recomiendo y fue una excelente entrega
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
★★★★★ 5
Very cheap
Really good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
★★★★★ 4
Viene como lo miré en la foto
Me encantó
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
Excelente
Lo recomiendo es super suave y dura mucho tiempo
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 22, 2026
★★★★★ 5
7/10
Nice
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
recommand products
Wooden Board Bead Game
38.99
Baldessarini Men's Baldessarini Cool Force Sport EDT 3.0 oz Fragrances ** 限時預訂優惠 Time-Limited Pre-Order Offer **
310.00
Salvador Dali Eau De Ruby Lips / Salvador Dali EDT Spray 3.3 oz (100 ml) (w) ** 限時預訂優惠 Time-Limited Pre-Order Offer **
240.00
Women’s Casual Printed Long-sleeve Blouse and Wide-leg Pants 2-piece Set
32.99
Thierry Mugler Fly Away Eau de Toilette Cologne Spray 3.4 oz ** 限時預訂優惠 Time-Limited Pre-Order Offer **
377.50
![Harken 40mm Carbo Air Cheek Block [2644] Harken 40mm Carbo Air Cheek Block [2644]](https://cdn.shopify.com/s/files/1/0405/8454/4408/products/79742XL.jpg?v=1591395634)
![Plano EDGE Professional 3700 Deep Stowaway [PLASE373] Plano EDGE Professional 3700 Deep Stowaway [PLASE373]](https://cdn.shopify.com/s/files/1/0405/8454/4408/products/79717XL.jpg?v=1591395429)
![Attwood Replacement Shower Head Sprayer f/Aft-Deck Shower [911421A5] Attwood Replacement Shower Head Sprayer f/Aft-Deck Shower [911421A5]](https://cdn.shopify.com/s/files/1/0405/8454/4408/products/79274XL.jpg?v=1591393849)

![Marinco 12V Chrome Plated Dual Trumpet Air Horn [10106] Marinco 12V Chrome Plated Dual Trumpet Air Horn [10106]](https://cdn.shopify.com/s/files/1/0405/8454/4408/products/79171XL.jpg?v=1591393440)