Popular 145/70-6 size With KF905 “Semi-V” knobby tread Tubeless pneumatic, no inner tube required Compatible with numerous go-kart & mini bike brands & models When you need a replacement go-kart or mini bike tire, the Clever-brand 145/70-6 go-kart and mini bike tire with KF905 tread is worth considering. This is truly an all-purpose tire with its KF905 “Semi-V” knobby tread that will perform as well on the muddy trail as it will on the hard-packed track. The 145/70-6 size is very popular on a wide range of go-kart and mini bike models from brands such as Baja, Coleman, Mega Moto, Taotao, and many others. All in all, if you are looking for a good general-purpose to roll in the dirt, this Clever 145/70-6 go-kart and mini bike tire is one of the best values in recreational rubber that you can find. Specifications Brand: Clever Size: 145/70-6 Tread code: KF905 Rim Size: 6″ Tube Type: Tubeless Operating PSI: 10 PSI Max PSI: 24 PSI