Praxis - Time Trial Rings Mugs/Cups fully sealed cartridge bearings and

fully sealed cartridge bearings and one (1) igus bushing with a custom radial seal protecting internal components against trail debris

Proprietary lightweight foam avoids taking a compression set for long-lasting performance

waterproof 6oz nylon inner lining and YKK aquaguard two-way zip keeps inclement weather at bay

vibration resistant and the ideal all-rounder

Praxis - Time Trial Rings Mugs/Cups fully sealed cartridge bearings andPRAXIS TIME TRIAL RINGS Praxis TT road chainrings 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 rings are machined from 7075 T6 aluminium and hard anodized for even more durability. They also feature Praxis famous LevaTime Shifting Technology, which boasts synchronized ramps and