Harken 57mm Carbo Ratchamatic Single Block and Becket with Swivel Head Shipping_Standard ZIBAND® anti-flush leg seals –

ZIBAND® anti-flush leg seals – reducing cold water ingress

Sheave 57 mm Length  103 mm Weight  421 g Shackle Pin  6 mm Maximum Line  10 mm  Maximum Working Load  680 kg Breaking Load  1700 kg Holding Power 10:1 Footnote: Maximum working loads and breaking loads for blocks based on cam strengths

Becket – The large central rivet not only reduces the overall weight but also offers a rope friendly attachment

Sheave 57 mm Length  142 mm Weight  264 g Shackle Pin  6 mm Maximum Line  10 mm  Maximum Working Load  1080 kg Breaking Load  2270 kg

The result is a swivel base that is easy to move under load and wont develop excessive play

Harken 57mm Carbo Ratchamatic Single Block and Becket with Swivel Head Shipping_Standard ZIBAND® anti-flush leg seals –The Carbo Ratchamatic is a load sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase. Shifting between ratchet and light air modes is seamless. Sheave 57 mm Length 125 mm Weight 113 g Shackle Pin 5 mm Maximum Line 10 mm Maximum Working Load 227 kg Breaking Load 907 kg Holding Power 10: 1