Ronstan Series 40 Ball Bearing & All Purpose Fiddle Blocks

Ronstan

 Series 40 Ball Bearing & All Purpose Fiddle Blocks

5/16" (8mm) Line

 Ronstan's 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.
Features:

Ball bearing blocks are highly efficient with low friction bearing systems for optimal sheeting and trimming performance

All Purpose blocks have self-lubricating Acetal sheaves and run on stainless steel races. They work well under dynamic and static loads

Impact modified, fiber reinforced and UV stabilized 1- 3/16" Zytel® cheeks

Acetal ball bearings

Adjustable cleat arms

Keyhole becket pins

Captive Lock universal heads