Center cage keeps Torlon® roller bearings separated and parallel to reduce friction. Captive Delrin® ball bearings carry side loads.
Harken Black Magic Air Runners
Runners are used on running backstays of offshore boats to adjust mast bend for different wind conditions. Integrated sideplate bails and recessed cotter key help produce a smooth design that won’t snag lifelines. Foam padded Block Socks easily install over Air Runner blocks to protect your blocks, deck, and crew.
Low-friction efficiency
Harken 75 mm Runner Block
UGS:HKN-3238
Fournisseur:
SailRACE
Harken 75 mm Runner Block
- Prix habituel
- 60 000 XPF
- Prix de vente
- 60 000 XPF
- Prix habituel
- 69 000 XPF
Harken 57 mm Runner Block
UGS:HKN-3224
Fournisseur:
SailRACE
Harken 57 mm Runner Block
- Prix habituel
- 41 300 XPF
- Prix de vente
- 41 300 XPF
- Prix habituel
- 47 400 XPF
Harken 100 mm Block Sock
UGS:HKN-3036
Fournisseur:
SailRACE
Harken 100 mm Block Sock
- Prix habituel
- 5 300 XPF
- Prix de vente
- 5 300 XPF
- Prix habituel
- 6 100 XPF