Wheels Manufacturing BB30 to Shimano Thread-Together Bottom Bracket ZERO Ceramic Hybrid Bearings BLK MFPN=ZH0956 4 Flat Protection Sidewall ISO

4 Flat Protection Sidewall ISO Width (mm) 61 ISO Diameter 584 / 650b / 27

3 Position (Includes Spool

}SRAM GX Eagle T-Type Ebike Crank Arm Set - 170mm ISIS Black

38mm / 29" / Boost Lower Leg Assembly

}SRAM XD Freehub Body with Bearings - 11/12 Speed X0 Hubs Rise 60 (B1) Roam 30 Roam 40 Rail 40 Rise XX Roam 50 (B1) Roam 60 (B1)

Wheels Manufacturing BB30 to Shimano Thread-Together Bottom Bracket ZERO Ceramic Hybrid Bearings BLK MFPN=ZH0956 4 Flat Protection Sidewall ISOWheels Manufacturing BB30 to Shimano Thread Together Bottom Bracket with ZERO Ceramic Hybrid Bearings Black. Machined aluminum shell threads together for precise bearing alignment and frame fit reducing bottom bracket creaking and premature bearing wear. Replaceable Enduro bearings Made in the USA TECH SPECS Bottom Bracket Shell I. D. 42 BB Frame Interface BB30 BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 127 Spindle Interface Type Shimano