TIME TRIAL | Our Praxis TT Sets are the result of relentless testing and tweaking, matched with the best material and manufacturing processes to create some of the smoothest running, most durable and sweetest shifting chainrings available. These TT sets are machined from 7075 T6 aluminum and hard anodized for even more durability. They also feature our famous LevaTime Shifting Technology, which boasts synchronized ramps and strategically placed shift pins for perfectly timed shifts every time.

Specifications
130mm Bolt Circle Diameter Time Trial chainring sets
You are wanting larger Time Trial gearing or refresh the TT ring set on your current 
Solid ring TT / Aero styling
CNC Machined | 7075-T6 Aluminum
Long & short replaceable threaded chain catch pins included.
54/42, 56/42
10 / 11sp Compatible | Shimano/SRAM/CAMPY/KMC
SHIMANO -Fully compatible with both Di2 and mechanical Shimano 10/11sp.
SRAM -Fully compatible with both e-Tap and mechanical SRAM 10/11sp.
CAMPY -Fully compatible with both EPS and mechanical Campy 10/11sp."
These 130BCD TT sets are compatible with spider-based power meters such as Power2Max, SRM and Quarq
At this time, these TT sets are only compatible with 10/11sp drivetrains.

Mfr Claimed Weight
54/42 = 210g