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Ships within 48 hours · Estimated delivery Jun 13 - Jun 18
For Your Every Summer RSVP, with Code: SUMMER15
Description
Harken 57mm Quad Block Swivel, Center Becket [HSB380]57mm Quad Block Swivel, Center Becket Low friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming. Features: Sheave (mm) 57 mm Sheave (in) 2 1 4 in Maximum line (mm) 10 mm Maximum line (in) 7 16 in Maximum working load (kg) 1080 kg Maximum working load (lb) 2380 lb
![Harken 57mm Quad Block Swivel, Center Becket [HSB380] Harken 57mm Quad Block Swivel, Center Becket [HSB380]](https://cdn.shopify.com/s/files/1/0405/8454/4408/products/88765XL.jpg?v=1623095356)
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
4.0 ★★★★★
Based on 2346 reviews
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Product Reviews
★★★★★ 5
Well worth the money.
I use nothing but Wix filters; they are the best
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Reviewed in the United States on April 22, 2026
★★★★★ 5
Excelente
Excelente
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Reviewed in the United States on April 23, 2026
★★★★★ 5
Trabaja genial
Muy satisfecho con este artículo cumple todas mis expectativas
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Reviewed in the United States on December 25, 2025
★★★★★ 5
Filtro de aceite
100% recomendable
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Reviewed in the United States on December 31, 2025
★★★★★ 5
Works as expected
Never had any issues
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Reviewed in the United States on November 17, 2025
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