Ratchet Blocks

The new Harken Power3 ratchet blocks provide sailors that race small one-designs with three holding-power options to handle a variety of wind and sea conditions. More choices allow sailors to fine-tune their set-ups in tandem with the purchase that...

57mm Carbo Ratchet block with standard Harken cam. 57mm ratchet block Standard Harken cam cleat Made by Harken

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Sheave: 57 mm / 2 1/4 in Length: 103 mm / 4 1/16 in Weight: 247 g / 8.7 oz Shackle pin: 5 mm / 3/16 in Maximum line: 10 mm / 3/8 in...

Hexaratchets grip loaded sheets, yet allow sailors to ease and trim quickly and with complete control. A switch on the side engages and disengages the ratchet mechanism. Combine the 193 and 170 Hexa-Cat bases with Big Bullet or 2.25 in (57 mm) blocks for...

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. 2608, 2609, and 2614 have on/off switches. Sheave: 40 mm / 1 9/16 in Length: 86 mm / 3 3/8 in Weight: 49 g / 1.7 oz Shackle pin: 4...

The patented T2 Ratchamatic is Harken’s newest block to feature the T2 line’s styling and soft-attachment system. The weight of this high-strength block is only a few ounces. This is thanks to composite fiber-reinforced sideplates,...

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. On/off switch operates from both sides. Standard grip: medium/light air; 10:1 holding power. Sheave: 57 mm / 2 1/4...

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. Sheave: 75 mm / 2 15/16 in Length: 137 mm / 5 3/8 in Weight: 227 g / 8 oz Shackle pin: 6 mm / 1/4 in Maximum line: 12 mm / 7/16 in...