57mm Carbo Ratchamatics
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The Carbo Ratchmatic® 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. Unloaded main and jib sheets run out freely during mark roundings and asymmetrical spinnakers free instantly during jibes. Use for Main/Jib Sheets Asymmetric spinnakers. |
57 mm Carbo Ratchamatic Blocks |

Harken, 57mm Carbo Ratchamatic Cheek Block, 2633
Sheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 6 1/8Length (mm): 156Weight (oz): 18.3Weight..
$122.95
Harken, 57mm Carbo Ratchamatic Flip Flop Block, 2144
Description: 57 mm Small Boat Flip Flop Block w/Cam CleatSheave dia. (in): 2 1/4Sheave dia. (mm): 57..
$251.95
Harken, 57mm Carbo Ratchamatic Flip Flop w-Cam, 2145
Description: 57 mm Ratchamatic Flip-Flop BlockSheave dia. (in): 2 1/4Sheave dia. (mm): 57Width (in):..
$344.95
Harken, 57mm Carbo Ratchamatic w-Cam & Becket, 2628
Description: Single/150 Cam-MaticSheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 4 1/16Lengt..
$225.95
Harken, 57mm Carbo Ratchamatic w-Cam Cleat, 2627
Description: Single/becketSheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 4 15/16Length (mm)..
$219.95
Harken, 57mm Carbo Ratchamatic, 2625
Description: 57 mm / becket / 150 camSheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 6 7/8Le..
$119.95
Harken, 57mm Triple Carbo Ratchamatic w-Cam & Becket, 2630
Fits track: 2720, 373Description: Endstops small boat heavy duty (pair)Length (ft-in): -Length (m): ..
$347.95
Harken, 57mm Triple Carbo Ratchamatic w-Cam Cleat, 2629
Description: Single/150 Cam-Matic/becketSheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 4 15..
$340.95
Harken, 57mm Triple Carbo Ratchamatic w-Cam, 2632
Sheave dia. (in): 2 1/4Sheave dia. (mm): 57Length (in): 4 3/4Length (mm): 121Weight w/shackle (oz): ..
$412.95