Series 40 Ball Bearing Block- Fiddle

S eries 40 Ball Bearing Block - Fiddle. Features: Low friction Acetal or Torlon bearing system. Lightweight. Cheek cut-outs for easy bearing maintenance. Captive Lock universal head. Slotted pin shackle eliminates fouled lines. Low friction, 2-stage ball bearing system. High static and dynamic load capacity. Lightweight. Cheek cut-outs for easy bearing maintenance Sheaves running on Acetal or Torlon ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.Captive Lock universal head can be fixed in either of two planes, or free to swivel as required. Applications: Mainsheet. Halyard. Vang. Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft). Typically used in direct 4:1 purchase systems such as mainsheets and boom vangs. On larger boats they are used for fine-tune mainsheet tackles, outhauls, cunninghams, checkstays, genoa lead pullers and traveller controls. Materials: Acetal ball bearings. UV stabilized Acetal sheave. Grade 316 stainless steel load strap and head fitting. Impact and UV resistant, fiber reinforced Nylon cheeks.