5 Series Fiddle Blocks - 51mm Sheave
Aluminum
Tune your mainsail with Schaefer 5 Series Fiddle Blocks. Strong, smooth and reliable, they offer small-to-medium cruising and racing yachts an ideal solution for mainsheet and boom vang systems.
Schaefer's universal head design has a 3-way built-in locking feature and accepts their universal adapters for custom mounting. Solve any challenging set-up that you may have.
Blocks are made of tough, hardcoat-anodized aluminum cheeks with UV-protected Delrin® sheaves to withstand the elements and potential mishaps.
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