Praxis - Road Rings X-Rings Stock Item:PRAXIS 52T/36T X-RINGS 160/104 BCD BLK CHAINRING SET An ultra-lightweight insert that reduces

An ultra-lightweight insert that reduces fatigue

Compatible with all 8- 7- and 6-Speed derailleur systems

Brake interface: Non-disc

The BBS-54 disc brake pads come in two types of compound: organic (BBS-54) or metal/sintered (BBS-54S)

Praxis - Road Rings X-Rings Stock Item:PRAXIS 52T/36T X-RINGS 160/104 BCD BLK CHAINRING SET An ultra-lightweight insert that reducesPRAXIS ROAD RINGS X RINGS Praxis X Rings 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. For superior longevity and performance, Praxis cold forges theirs from 7075 T6 aluminium and hard anodize it for even more durability. They also feature Praxis' famous LevaTime Shifting Technology, which