30mm single Tii on block


multi purpose tie on block, small sheets, cunningham, control lines,


The Allen 30mm dynamic ball bearing block is simply the best designed and engineered micro block on the market.
  • Line friendly soft contours and articulation
  • Stainless steel cheeks and inner bearing systems handle maximum loads
  • Central hole for tie-on becket
  • length 42mm
  • line size 5-8mm
  • MDL 140kg
  • break load 750kg
  • weight 24gms
The newĀ Tii BlockĀ range is a perfect example of product development driven by customer feedback.
A rope friendly, smooth stainless steel ring in the top of the block holds it together providing maximum strength and durability under load whilst completely eliminating block capsizing.
Furthermore, the Tii range is 20-30% lighter than the equivalent standard block and still features our patented dynamic bearing system.

Additional information

soft shackle

with soft shackle, without soft shackle