Harken 40mm Double Block — Swivel, Becket HK2639

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.

Part No. 2639

Most orders will be shipped same day if placed prior to 11am our time.

We offer a flat rate standard shipping of $15 on smaller items this covers the labor charge to pack and send your item along with consumables such as packaging, tape etc.

for orders under $200 express post will be $18.50

For orders over $200 we offer Free standard shipping

For express post on order over $200 will be an additional $4

Please note we do not ship some items such as paints, flares, heavy items like chain and anchors.

Some bulky and heavy items will have a freight surcharge added in you cart prior to check out.