Sheaves running on Acetal or Torlonball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performa...More
Sheaves running on Acetal or Torlonball bearings provide high performa...
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing system which provides an unrivalled weight to performance ratio. This is coupled ...More
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing s...