Ronstan S40 Fiddle Blocks

Ronstan S40 Fiddle Blocks are an all-purpose Block that offer a great all-around solution.

Self-lubricating Acetal Polymer sheaves running on polished Stainless Steel races perform equally well with dynamic loads and high >Static loads.

For durability and a long service life, these blocks are the right choice for sheets, halyards and control Line applications for cruising and racing. Captive Lock™ universal >Head can be fixed in either of two planes, or free to swivel as required.