Product Description
Ronstan Series 40 Fiddle Block
Features
Low friction Acetal or Torlon bearing system
Lightweight
Cheek cut-outs for easy bearing maintenance
Slotted pin shackle eliminates fouled lines
Low friction, 2-stage ball bearing system
Sheave 1 9/16 + 15/16 in.
Max. Rope Ø - 5/16 in.
Max. Cable Ø - -
Pin Ø - 3/16 in.
M.W.L. 770 lb
B.L. 2200 lb
Weight - 3.2 oz.
Product Information
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 sports boats up to 8m 926 ft)
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
UV stabilized Acetal sheave
Grade 316 stainless steel load strap and head fitting