Spitfire F4 Lock-In 101D Wheels 55mm 7T Instantly skateable and packed with

Instantly skateable and packed with durable tech features

Approved by Nyjah: Nyjah branding is all the validation you need

Adjustable lace closure for a customized fit

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Spitfire F4 Lock-In 101D Wheels 55mm 7T Instantly skateable and packed withDesigned to last longer, withstand more abuse and perform superior over all other wheels. The Spitfire Formula 4 Lock Ins are manufactured using a 100% pure urethane compound, Formula Four wheels out performed and resisted flat spots longer with less wear than all other wheels. With an asymmetrical shape and design featuring a conical cut profile opposite a straight edge side. The idea behind this is to give you extra scope to lock your wheels and