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57 mm Ratchamatic® Block — Swivel, Becket, Cam Cleat 57 mm Ratchamatic® Block — Swivel, Becket, Cam Cleat 57 mm Ratchamatic® Block — Swivel, Becket, Cam Cleat 57 mm Ratchamatic® Block — Swivel, Becket, Cam Cleat
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57 mm Ratchamatic® Block — Swivel, Becket, Cam Cleat

Part No. 2628
$194.65  In Stock
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)272 kg
Maximum working load (lb)600 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)125 mm
Length (in)4 15/16 in
Weight (g)275 g
Weight (oz)9.7 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)272 kg
Maximum working load (lb)600 lb
Breaking load (kg)680 kg
Breaking load (lb)1500 lb
Holding power w/180 degree wrap 50 lb (23 kg) 10:1 
FootnoteMaximum working loads and breaking loads for blocks based on cam strengths. 
DWG: 2628.dwg (open/save)
DXF: 2628.dxf (open/save)
IGS: 2628.igs (open/save)
EPS: 2628.eps.zip (open/save)
High-res JPG: 2628.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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