Harken 57mm Carbo Ratchamatic With Swivel Shackle Head
Carbo Ratchamatic block where ratchet engages automatically as load increases.
Carbo Ratchamatic block where ratchet engages automatically as load increases. For use with mainsheet situations where a high quality ratchet block is required, also use with traveller controls, dinghy spinnaker sheets, furling lines, jib sheets, asymmetrical spinnaker sheets.
- Sheave runs free with light load.
- Ratchet engages automatically as load increases.
- Shifts crisply from ratchet to free run (light air) mode.
- Adjustable to engage at heavier or lighter load.
- The swivel pin can locked in front or side positions to prevent swivelling, or can be left to swivel freely.
- Durable stainless steel ratchet pawl.
- Eight-sided, Hardkote-anodised aluminium sheave.
- Delrin ball bearings for low friction.
- Holding Power with 180 degrees wrap (23Kg) 10:1
|Attachment Method||Fixed Head, Removable Head, Shackle, Swivel|
|Bearing Type||Ball Bearing|
|Sheave Diameter (mm)||57.00|
|Max Rope Width (mm)||10.00|
|Max Working Load (kg)||227|
|Breaking Load (kg)||907|
|Pin Diameter (mm)||5|
|Country of Origin||US|
UK Delivery Charges
- Free UK wide Delivery on This Item - Using Royal Mail 2nd Class Post
- Royal Mail 1st Class Post £3.50
- Next Working Day Delivery £7.50*
- Royal Mail Special Delivery £12
- AM Next Working Day Delivery £11.50*
- Saturday Delivery £15.00*
*Options may not be available to all postcodes, also delivery to offshore and some Scottish postcodes may vary. To check add the item to the cart and enter your post code for a full delivery options.
Ordering Multiple Items
Orders containing multiple items may incur larger shipping charges with Royal Mail, the other options are fixed price upto 15Kg, but do exclude large and bulky items.
Bonus - Order any other items that can be deliver by post and as long as the whole order can be delivered with Royal Mail 2nd Class Post the delivery will be Free.
International Deliveries - You can easily check the price and options for delivering your order by adding the items to the cart and selecting your delivery country and region.