UniBlock PRO Cassette direct mount chainrings including cap kit with two

including cap kit with two caps

Rolled Finger Tips for Seamless Feel and Better Dexterity

The Fidlock magnetic buckle allows quick and easy fastening

and a proprietary profile

Channel your inner Bruni with the Butter Collection

UniBlock PRO Cassette direct mount chainrings including cap kit with twoPrestacycle UniBlock PRO Cassettes are machined from a single solid block of cold forged Chrome Molybdenum alloy steel, then heat treated, tumble finished and electroplated for added durability, low friction operation and longer service life. The UniBlock PRO cassettes feature ARC shifting tooth profile technology that provides the fastest, smoothest possible shifting to all systems while minimizing the impact to power delivery. Prestacycle UniBlock