More 39++ Bmx Tires 20 Inch Street. Kenda bicycle tire 20 20 inch 20x1.95 2.125 bmx bike tyres kids mtb mountain bike tires cycling riding k905 k816 inner tube. There are 342 suppliers who sells 20 inch bmx tires on alibaba.com, mainly located in asia. Bmx bike tires made for freestyle disciplines such as flatland and street bmx are designed to be both durable and give you great stability when you're bmx bicycle tires and wheels for freestyle bmx bikes are available in sizes 12 '' to 29 ''.