1. This group of front part & back bevel gears is high level made for AXIAL-SMT10 GRAVE DIGGER AX90055,AXIAL-RR10 BOMBER,AXIAL-WRAITH 4WD ROCK RACER,and AXIAL-YETwe ROCK RACER.
2. This amount of bevel gears are made from quality metal #.
3. This set of bevel gears are operating extremely smooth and enhance through initial stock ones a tremendous amount.