Harken 2136 Single 57mm Carbo Ratchet Swivel Block w/Becket
Hand hold loaded lines and control release using 57 mm Carbo Ratchets. Machined aluminum sheaves have eight facets to hold line securely. The 55 mm provides up to 10:1 holding power.
Choose switchable ratchets for on/off control. For the ultimate system mount a switchable ratchet in the cockpit and a boom-mounted Ratchamatic® directly above to allow double holding power in heavy air and to ensure the mainsheet runs freely in light air.
- Main/jib sheets
- Spinnaker sheets
- Traveler controls
Sheave diameter: 2-1/4 in (57 mm)
Length: 4-15/16 in
Weight w/shackle: 3.3 oz
Max. line diameter: 3/8 in
Shackle pin diameter: 3/16 in
Safe Working Load: 500 lbs
Breaking strength: 2000 lbs
While we carry a ton of Harken hardware, some items are special order only. Call or email for details.