This product is suitable for the Derbi GPR 50 2T Nude 04-05 E2 (EBS050) [VTHGR1A1B]. Cylinder Head Stud and Nut Set - Derbi EBE/EBS 50cc. Derbi Senda 50 SM DRD Racing 10-13 Reed Valve Gasket. Derbi Senda 50 R DRD Racing 10-12 Reed Valve Gasket.