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57 mm Ratchamatic® Block — Swivel, Red Sheave 57 mm Ratchamatic® Block — Swivel, Red Sheave 57 mm Ratchamatic® Block — Swivel, Red Sheave 57 mm Ratchamatic® Block — Swivel, Red Sheave
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Red Ratchet Blocks

57 mm Ratchamatic® Block — Swivel, Red Sheave

Part No. 2625.RED
$105.80  Not available on-line. Please contact your Harken dealer.
Sheave Ø (mm)57 mm
Sheave Ø (in)2 1/4 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in) 3/8 in
Maximum working load (kg)227 kg
Maximum working load (lb)500 lb

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 Ø (mm)57 mm
Sheave Ø (in)2 1/4 in
Length (mm)103 mm
Length (in)4 1/16 in
Weight (g)104 g
Weight (oz)3.7 oz
Shackle pin Ø (mm)5 mm
Shackle pin Ø (in)3/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in) 3/8 in
Maximum working load (kg)227 kg
Maximum working load (lb)500 lb
Breaking load (kg)907 kg
Breaking load (lb)2000 lb
Holding power 10:1 
DWG: 2625.dwg (open/save)
DXF: 2625.dxf (open/save)
IGS: 2625.igs (open/save)
EPS: 2625.RED.eps (open/save)
High-res JPG: 2625.RED.jpg (open/save)

DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use.

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