- The Harken 57 mm Carbo Ratchet Blocks allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. The triple block supports up to 10 mm line and comes with a cam cleat attached to secure lines when needed.
- Harken 57 mm Blocks feature Cam-Lock or U-Lock locking systems to lock the shackle in front or side positions, or swivel to keep line from twisting.
- Sheave diameter: 2 1/4" (57 mm) Length: 4 15/16" (125 mm)
- Weight with shackle: 15.7 oz. (445 g) Maximum line diameter: 3/8" (10 mm)
- Shackle pin diameter: 1/4" (6 mm) Maximum working load: 1800 lb (816 kg) Breaking load: 4500 lb (2041 kg)
Harken 57mm Triple Carbo Ratchet w/Cam Cleat 2140
Harken 57mm Triple Carbo Ratchet w/Cam Cleat 2140
- Description: 57 mm Triple/Swivel/150 Cam-MaticÂ
- Sheave dia. (in): 2 1/4
- Sheave dia. (mm): 57
- Length (in): 4 1/16
- Length (mm): 103
- Weight w/shackle (oz): 15.4
- Weight w/shackle (g): 435
- Max. line dia. (in): 3/8
- Max. line dia. (mm): 10
- Shackle pin dia. (in): 1/4
- Shackle pin dia. (mm): 6
- Max. working load (lb): 1500
- Max. working load (kg): 680
- Breaking load (lb): 3750
- Breaking load (kg): 1700
