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57 mm Ratchet Block — Swivel, 40mm Side Carbos 57 mm Ratchet Block — Swivel, 40mm Side Carbos 57 mm Ratchet Block — Swivel, 40mm Side Carbos
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Ratchet Carbo

57 mm Ratchet Block — Swivel, 40mm Side Carbos

Part No. HC8454
  Not available on-line. Please contact Harken.
Sheave Ø (mm)40, 57 mm
Sheave Ø (in)1 17/32, 2 1/4 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in) 3/8 in

Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing.

Sheave Ø (mm)40, 57 mm
Sheave Ø (in)1 17/32, 2 1/4 in
Length (mm)175.5 mm
Length (in)6 29/32 in
Width (mm)93 mm
Width (in)3 21/32 in
Weight (g)565 g
Weight (oz)19.8 oz
Shackle pin Ø (mm)6 mm
Shackle pin Ø (in)1/4 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in) 3/8 in
FootnoteMaximum working loads and breaking loads for blocks based on cam strengths. 

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

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