Harken 57mm Carbo Double Ratchamatic Block

Harken 57mm Carbo Double Ratchamatic
The Carbo Ratchamatic is a load-sensing ratchet block that rolls freely in both directions under low loads automatically engages the ratchet as loads increase.
Shifting between ratchet and light-air modes is seamless.
Unloaded main and jib sheets run freely during mark roundings as asymmetrical spinnakers free instantly during jibes.
Ratchet engagement may be adjusted to a higher or lower load according to strength and sailing style.
Use for:
Main / Jib Sheets
Asymmetric spinnakers
Sheave: 57 mm
Length: 116 mm
Weight*: 204 g
Shackle pin Dia.: 6 mm
Max line: 10 mm
Max working load: 340 kg
Breaking load: 851 kg
* Weight with shackle
**Includes RH fasteners and mounting pad.
***Maximum working loads and breaking loads for blocks based on cam strengths.

All delivery and returns information can be found here >>

Delivery Information.