Andel Enterprise Co., Ltd. 瑞隆展業有限公司

The crankset with solid chainring, they are for track and single-speed.

Material alloy 7075 then precise CNC machined chainring with BCD144mm.

Teeth size: 1/8” or 3/32” from 45T to 55T each tooth.

Finish:sandblast black / polish-black or silver.(And option gold / blue / green / puple.....)

Compatible B.B axle: square or ISIS splined.(Option:Octalink splined type)