Answer BMX Alumilite Slider BB
The only bottom bracket that offers an infinitely and easily adjustable chain line. Adjustments to chain line and crank position can be made externally. No need to remove your crank arms to make adjustments. Euro Threaded BB Cup accept any of the 3 different spindle lengths: 115, 118, and 122mm. Spindles sold separately.The most common size BB for a mini is 115mm. Contact your frame manufacturer for BB length.