CeramicSpeed Bottom bracket ita Sram dub coated 70mm 29 mm

ITA SRAM DUB coated 70mm road bottom bracket for 29mm black For ITA Threaded 70mm frame For 29mm axle 100% smoother and 15% harder than the ceramic competition. Average drag reduction of 75% compared to most BB's. Coated products: increase bearing ring hardness, avoid wear. Metallic layer 75% harder than hardened steel. Applied very thinly and evenly over the entire inner and outer surface Contents: 2 ceramic bearing cups / 2 protective caps / 4 spacers 1mm / 1 syringe 10ml of All Round grease / 1 sticker