SRAM DUB Wide PressFit Ceramic Bottom Bracket PressFit 86.5mm Road Wide BLK MFPN=OVAL RFC28 BST Its designed to work better Its designed to work better than traditional pin spanners Length 257 Gender Age Unisex Color Black Rail Material Steel Weight 550 Saddle Cut Out No Width 210 Material Synthetic Defined Color Black Clamp Style Standard Rails What’s more the DUB ceramic bottom bracket can help riders save precious rotational energy without sacrificing the kind of robust seals required for real MTB and road racing scenariosHigh efficiency ceramic bearings save riders rotational energy Silky smooth without sacrificing robust seals required for real life durability MTB and racing scenarios