Ronstan Series 50 Ball Bearing Block, Single becket

Ronstan Series 50 Ball Bearing Block, Single becket
Item# RF50110
Regular Price: $76.41
Our Price: $64.95

Product Description

Ronstan Series 50 Ball Bearing Block, Single Becket, Universal Head


  • Low friction, 2 stage ball bearing system

  • High static and dynamic load capacity

  • Lightweight

  • Cheek cut-outs for easy bearing maintenance

  • Captive Lock universal head

  • Slotted pin shackle eliminates fouled lines

  • Snap fit removable becket pin

    Sheave Ø - 2 in.

    Max. Rope Ø - 1/2 in.

    Max. Cable Ø - in

    Pin Ø - 3/16 in.

    M.W.L. - 1100 lb.

    B. L. - 3310 lb.

    Weight - 4.7 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. Becket pin is removeable so line can be spliced prior to fitting and is ingeniously locked into position without the use of a clevis pin, split ring or tools


  • Mainsheet

  • Spinnaker sheets

  • Halyards and other primary applications on boast upt o 10m (33 ft)


  • Acetal ball bearings

  • UV stabilized Acetal sheave

  • Grade 316 stainless steel load strap and head fitting

  • Impact and UV resistant, fiber reinforced Nylon cheeks