Industry Nine Rear Bearing Kit for 1/1 MTN XD HG Model=Hydra 2 Classic Front Hub } 4 different height 1-1/8

} 4 different height 1-1/8 inch aluminum spacers and a top cap

Threaded Bottom BracketBearing seals have a very low level of drag while retaining excellent protection qualities and keep contaminants out

The Essential kit utilizes a standard cap and bolt mounting system for a clean classic look

}Wheels Manufacturing Italian Bottom Bracket - 29mm DUB Spindle ABEC 3 Black

For Aero Chainring installation

Industry Nine Rear Bearing Kit for 1/1 MTN XD HG Model=Hydra 2 Classic Front Hub } 4 different height 1-1/81 1 6 bolt and Center Lock rear replacement bearings. *Image is representative of a sample bearing kit. HG XD version includes: 2 15307A3 steel bearings, 1 15267A3 steel bearing, 1 152610A3 steel bearing MS version includes: 2 15307A3 steel bearings, 2 61802A3 steel bearings, 1 152610A3 steel bearing TECH SPECS Number XD HG Material Steel