Ultimate Ratchet Blocks

60mm Ratchet Block, 550lb. SWL, 4.41oz. from RONSTAN
"Releases the line more smoothly than the little Harken ratchet used on most Lasers. Great combination with the Rooster Laser mainsheets that everyone is using. " Exceptional holding power in a super lightweight block Designed to deliver maximum holding power with minimum weight. Versatile on/off ratchet switch can be fitted to either side of the sheave for port/starboard applications. Switch can be operated under load. Black anodized, 5mm shackle and 3-way head-post design.
$114.16 $102.74

40mm Smart Ratchet Block, Single, 550lb. SWL, 3.0oz. from RONSTAN
Adjust the ratchet to optimize your performance!40mm Smart-ratchet blocks are ideal for spinnaker, mainsheet and jibsheet applications on dinghies and off-the-beach catamarans, or for control lines on larger boats. The unique adjustment system allows you to precisely set the load at which the ratchet automatically engages and disengages to help you optimize performance. You can compensate for line angles, so the ratchet engages according to the sheet load in your hand, not just on the block. .
$58.99 $53.09

40mm Smart Ratchet Block Stand-Up Spring from RONSTAN
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$1.43

75mm Carbo Ratchet Block, Ratchet with Becket, 750lb. SWL, 8.75oz. from HARKEN
Control loaded lines with ease Lightweight Carbo Ratchets are available in 40mm, 57mm, and 75mm sizes. The 40mm blocks are perfect for jibsheets and spinnakers on small dinghies where size and weight are critical. 57mm and 75mm sizes have many configurations to fit jibsheets, spinnakers, and mainsheet systems on boats ranging from dinghies to large sportboats. The Cheek Block is also switch-controlled. The 40mm cam-arm versions work in ratchet mode only. Sheave Size: 1-9/16" (40mm).
$73.91 $73.91

75mm Carbo Ratchet Block, Ratchet, 750lb. SWL, 8.0oz. from HARKEN
Control loaded lines with ease Lightweight Carbo Ratchets are available in 40mm, 57mm, and 75mm sizes. The 40mm blocks are perfect for jibsheets and spinnakers on small dinghies where size and weight are critical. 57mm and 75mm sizes have many configurations to fit jibsheets, spinnakers, and mainsheet systems on boats ranging from dinghies to large sportboats. The Cheek Block is also switch-controlled. The 40mm cam-arm versions work in ratchet mode only. Sheave Size: 1-9/16" (40mm).
$62.22 $62.22

75mm Carbo Ratchet Block, Ratchet Cheek Block, 750lb. SWL, 6.3oz. from HARKEN
Control loaded lines with ease Lightweight Carbo Ratchets are available in 40mm, 57mm, and 75mm sizes. The 40mm blocks are perfect for jibsheets and spinnakers on small dinghies where size and weight are critical. 57mm and 75mm sizes have many configurations to fit jibsheets, spinnakers, and mainsheet systems on boats ranging from dinghies to large sportboats. The Cheek Block is also switch-controlled. The 40mm cam-arm versions work in ratchet mode only. Sheave Size: 1-9/16" (40mm).
$59.12 $59.12

57mm Carbo Ratchet Block, Ratchet, 500lb. SWL, 3.0oz. from HARKEN
Control loaded lines with ease Lightweight Carbo Ratchets are available in 40mm, 57mm, and 75mm sizes. The 40mm blocks are perfect for jibsheets and spinnakers on small dinghies where size and weight are critical. 57mm and 75mm sizes have many configurations to fit jibsheets, spinnakers, and mainsheet systems on boats ranging from dinghies to large sportboats. The Cheek Block is also switch-controlled. The 40mm cam-arm versions work in ratchet mode only. Sheave Size: 1-9/16" (40mm).
$51.98 $46.78

40mm Carbo Ratchet Block, Ratchet with Cam, 150lb. SWL, 4.6oz. from HARKEN
Control loaded lines with ease Lightweight Carbo Ratchets are available in 40mm, 57mm, and 75mm sizes. The 40mm blocks are perfect for jibsheets and spinnakers on small dinghies where size and weight are critical. 57mm and 75mm sizes have many configurations to fit jibsheets, spinnakers, and mainsheet systems on boats ranging from dinghies to large sportboats. The Cheek Block is also switch-controlled. The 40mm cam-arm versions work in ratchet mode only. Sheave Size: 1-9/16" (40mm).
$93.33 $93.33

40mm Carbo Ratchet Block, Ratchet with Becket, 485lb. SWL, 2.0oz. from HARKEN
Control loaded lines with ease Lightweight Carbo Ratchets are available in 40mm, 57mm, and 75mm sizes. The 40mm blocks are perfect for jibsheets and spinnakers on small dinghies where size and weight are critical. 57mm and 75mm sizes have many configurations to fit jibsheets, spinnakers, and mainsheet systems on boats ranging from dinghies to large sportboats. The Cheek Block is also switch-controlled. The 40mm cam-arm versions work in ratchet mode only. Sheave Size: 1-9/16" (40mm).
$47.69 $47.69

Series 60 Ratchet Block, Single/Cheek, 550lb. SWL, 3.2oz. from RONSTAN
Great for dinghy mainsheets on boats such as the Laser, 470 and 49er. Spinnaker sheets on dinghies, especially modern asymmetric classes, sportboat mainsheet systems, vang, traveller and control lines on larger boats. Pivoting lead blocks are great for sportboats and small keelboat spinnaker sheets and other control line applications on larger boats. One of the switches can be removed if desired. Ball Bearings: Carbon Black Acetal, Torlon® ratchet pawl . Sheave Size: 2-3/8" (60mm) .
$82.99

57mm Carbo Ratchet Block, Triple with Cam & Becket, 1,800lb. SWL, 14.5oz. from HARKEN
Control loaded lines with ease Lightweight Carbo Ratchets are available in 40mm, 57mm, and 75mm sizes. The 40mm blocks are perfect for jibsheets and spinnakers on small dinghies where size and weight are critical. 57mm and 75mm sizes have many configurations to fit jibsheets, spinnakers, and mainsheet systems on boats ranging from dinghies to large sportboats. The Cheek Block is also switch-controlled. The 40mm cam-arm versions work in ratchet mode only. Sheave Size: 1-9/16" (40mm).
$175.74 $175.74