Theory American to Mid Bottom Bracket Cup Set - Aluminum - Dark Blue Sz 11.5 The hubs are black alloy

The hubs are black alloy small flange sealed bearing with 3/8 axles front & rear (slotted front)

Any warranty claims should be made directly with the manufacturer

11 Integrated Style Rims/Wheels 32h Diamondback DP25 Doublewall Hubs Front: 32h Alloy w/ CNC Disc Mount

Multi-Butted

It comes with an 18t cog and hardware(driver

Theory American to Mid Bottom Bracket Cup Set - Aluminum - Dark Blue Sz 11.5 The hubs are black alloyThe Theory Bottom Bracket Cups allow you to use a mid size sealed bearing bottom bracket in an American size frame. They are made out of anodized 7000 series aluminum. These are made to fit 50. 8mm frames and 41. 2mm OD bearings. Color: Dark Blue Note: This part was colored by anodizing, which is a method of coloring metal. Color differences do occur among manufacturers and even among batches from the same manufacturer. This is not a flaw or