Prestacycle UniBlock PRO Cassette - 11-Speed HG 12 Interface HG 12/11/10 Freehubs 11-30t Silver Model-Shimano Asym Functions: Current Speed - Speed

Functions: Current Speed - Speed Comparator - Ride Time - Trip Distance - Dual Odometer (for 2 wheel sizes) - Average Speed - Maximum Speed - Clock - Temperature

* TT SHELL SHAPE: Aero-inspired design offers low drag performance that outpaces most competitor aero helmets—even with vents

Integrated plastic insert sleeve for Di2 Batteries

0 Defined Color Black Spoke Interface J-Bend Spoke Profile Double Butted

Prestacycle UniBlock PRO Cassette - 11-Speed HG 12 Interface HG 12/11/10 Freehubs 11-30t Silver Model-Shimano Asym Functions: Current Speed - SpeedPrestacycle 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. Single block design offers