![[HK-2622] HARKEN 57 mm Fiddle Block — Swivel, Becket](http://www.yachtparts.com.au/cdn/shop/products/2622_9a6e3c21-f5ae-4141-a01f-d2ec06f6ddfc_1024x1024.png?v=1554367302)
![[HK-2622] HARKEN 57 mm Fiddle Block — Swivel, Becket](http://www.yachtparts.com.au/cdn/shop/products/2622_9a6e3c21-f5ae-4141-a01f-d2ec06f6ddfc_480x480.png?v=1554367302)
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.