Ball Bearing Block -Single with loop top

$ 17.95

Ball Bearing Block -Single with 2-Way-Loop top

In stock

Product Information

Ball Bearing Block -Single with 2 Way loop top

The Ronstan Series 20 Single Ball Bearing Utility Block with a 2-way loop top can be universally used for sailing.


  • Precision moulded Acetal sheaves running on ball bearings provide high performance & low friction.
  • Low friction
  • High static and dynamic load capacity.
  • Lightweight
  • S
  • Use for dinghy control lines, dinghy vangs, cunninghams, and traveller controls.


  • Stainless steel ball bearings.
  • UV stabilised Acetal sheave.
  • Marine Grade 316 stainless steel load strap and head fitting.
  • Marine Grade 316 stainless steel 2-way loop strap head
  • Impact and UV-resistant, glass-fibre reinforced Nylon plastic cheeks.


  • Sheave Ø: 20mm
  • Max. Rope Ø: 6mm
  • B.L: 550kg
  • M.W.L: 250kg
  • Weight: 16gm
  • Length: 28mm