Ronstan's all-purpose fiddle blocks are ideal for mainsheet, halyard, vang, and spinnaker control applications on one-design classes and sport boats up to 33 feet as well as control line applications on larger boats
Series 40 All-Purpose Fiddle Block with Becket and Cam. Ronstan's 40mm plain bearing blocks are strong and compact. Smart features include a unique captive lock universal head. For dinghies and keelboats up to 26'. 1 9/16" (40mm) sheave is made from UV-stabilized acetal and accepts a line size of 5/16" (8mm). Cheek is made from stainless steel and fiber-reinforced textured Zytel.
Note: Special Order Only