BBB CenterFit BBS-90 mtb and a simple 1x drivetrain

and a simple 1x drivetrain that ditches the front derailleur for less clutter and easier operation

while maintaining sufficient wall thickness where spoke tension and stresses are greatest

8 mm handlebars

Updated flat-bar frame geometry puts the rider in a position that balances efficiency with stability

BBB CenterFit BBS-90 mtb and a simple 1x drivetrainDescription Convert your 6 bolt disc brake to a centerlock Disc brake adapter to convert your 6 bolt disc brake to a centerlock system. With a slim lock ring design and compatible with all BBB Powerstop discs. Hub rotor adapter Extra slim lockring design, road bike compatible Converts 6 bolt rotors to centerlock Compatible with all BBB Powerstop discs Tool fit size: 16 notch 44mm BTL 27L 38 105