Harken 40mm Carbo Air Fiddle Block w/Swivel ESPSWIT3 it transforms rust into a

it transforms rust into a tough

External A-style hinge

ensuring long-lasting reliability in all engine applications

Comes complete with 3 anodes

USCG Commercial Type V & Recreational Type II Approved

Harken 40mm Carbo Air Fiddle Block w/Swivel ESPSWIT3 it transforms rust into a40mm Carbo Air Fiddle Block with Swivel Low friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to the popular Harken Black Magic line, these small, compact blocks have very high working loads for safe, easy trimming. The 40 mm fiddle is an excellent choice for 3: 1 and 4: 1 tackles on dinghy vangs and mainsheets, as well as for controls such as cunninghams and internal boom outhauls on larger boats. Specifications: