This Upright Harken 22mm boat block is specifically sized and designed so it can be used on sailboards and/or smaller dinghies, along with lightly loaded control lines (on all sized boats).

The exclusive Delrin ball bearing system runs along micro block sheaves, and has been UV stabilized with carbon black for the best protection possible. Add in stainless steel sideplates for additional strength, and you have a low-friction, compact boat block with a whole myriad of uses.

Use for:

    Cunninghams/outhauls
    Vangs
    Traveler controls
    Barberhaulers
    Flag halyards
    Leech cords
    Lead car return tackles

Specifications:

    Sheave diameter: 22mm
    Length: 38mm
    Weight: 28g
    Maximum line diameter: 6mm
    Fasteners: 5 RH mm
    Maximum working load: 91kg
    Breaking load: 544kg