This is the Drive Shaft 6x83mm For the HPI Racing Bullet Series. FEATURES: Steel construction INCLUDES: Two driveshafts COMMENTS: The HPI Racing Bullet Series includes Bullet ST Flux 2.4GHz RTR (HPID7008) Bullet MT Flux 2.4GHz RTR (HPID7010) Bullet ST 3.0 Nitro 2.4GHz RTR (HPID7004) Bullet MT 3.0 Nitro 2.4GHz RTR (HPID7006) 6/6/12 pjw ir/jxs