... 8" tyre folding A-Bike aluminum alloy 6061 T6 heat treatment with 90psi pressure specifications: Item no.BY-ME06product ... A-BIKEframe materialhigh polymer compounds,40% GF PA66,6061T6 Aluminum heat treatmentbattery24v,10ah, lithium batterywheel size10" inflated wheel /Flat free ... 10" tyre folding A-Bike aluminum alloy 6061 T6 heat treatment with 90psi pressure package:Packing item lista) A- ...