Tianjin Jianxiang Spoke Industry & Trade Co., Ltd. [China]

BMX, Cruisers, Kids' Bikes, Mountain......

Steel

top tube diametre 25.4*0.9T  

down tube diametre 28.6*0.9T

seat tube diametre 28.6mm* 0.9T

height of top tube 545mm       

height of down tube : 620mm             

height of seat tube :  525mm

Material : CR-MO 4130

bicycle frame