Best in 7 days
![Harken 29mm Double Carbo Air Block [381]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/79052XL.jpg?v=1643858794 "Harken 29mm Double Carbo Air Block [381]")
![Harken 29mm Triple Carbo Air Block w/Swivel [344]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/79048XL.jpg?v=1643858756 "Harken 29mm Triple Carbo Air Block w/Swivel [344]")
Pay in installments of $17.74 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 13 - Jun 18
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Harken 29mm Triple Carbo Air Block w/Swivel [344]29mm Triple Carbo Air Block with Swivel 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: 29mm 1 1 8in. Length: 73mm 2 7 8in. Weight: 74g 2. 6oz Shackle pin: 5mm 3 16in Maximum line: 8mm 5 16in Maximum working load: 449kg 990lb Breaking load: 907kg 2000lb
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
![Harken 16mm Block w/Becket [405]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/79054XL.jpg?v=1643858811 "Harken 16mm Block w/Becket [405]")
Best in 7 days
![Harken 16mm Double Block [406]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/79055XL.jpg?v=1643858819 "Harken 16mm Double Block [406]")
Best in 7 days
![Harken 16mm Block [404]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/79053XL.jpg?v=1643858802 "Harken 16mm Block [404]")
Best in 7 days
![Fusion MS-RA670 and MS-RA 60 Adapter Plate Kit [010-12829-03]](https://cdn.shopify.com/s/files/1/0611/7297/3739/products/78829XL.jpg?v=1643857531 "Fusion MS-RA670 and MS-RA 60 Adapter Plate Kit [010-12829-03]")
4.8 ★★★★★
Based on 1362 reviews
Sort
Product Reviews
★★★★★ 5
Worked out great
Replaced on my E46 with this, it had better finish than the original, since it had a worn coating. Fitted like OEM without the OEM price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 31, 2023
★★★★★ 5
Perfecto
Casa perfecto
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 7, 2025
★★★★★ 4
Good product
Fits nice. No proplem to install
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 14, 2023
★★★★★ 5
Fits and looks good
Model: E46-4door, Size: Double Slats-Glossy Black
Fit great, looks good. Would recommend for e46
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 17, 2026
★★★★★ 5
Product as described!
Product as described. Nice snug fit for the 325ci!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 8, 2025
