FITTING OF THIS PRODUCT: According to the data provided by the manufacturer, this article is valid for the following brands, models and years: ADLY BULLET 320: (No defined years) ADLY BULLET 500: (No defined years) DERBI Atlantis: (No defined years) DERBI ATLANTIS 100: (No defined years) DERBI ATLANTIS 50: (No defined years) DERBI BULLET: (No defined years) DERBI BULLET 50: (No defined years) SYM BULLET 110: (No defined years) TGB BULLET 125: (No defined years)