... .Good quality bicycle rim 2.Material:alloy 3.Suitable for road bike 4.Model:HJ-BD01.. bicycle double wall steel alloy rimOur ... of bicycles and bicycle parts.For example :kids’ bicycle, Mountain bike, and bicycle brake, saddle, tire, ect. 1.material:steel2.finish ... .125, 28*1.75--2.125, 5.packing:10pcs/bale road bike's bicycle rim material double wall alloy