Description
Precision Tuning: Available in various gram weights to help you customize your scooter's power delivery to match your specific riding style or exhaust setup
Nose Diameter (at O-Ring): 30mm
50-10 (metric equivalent: 100/90-10)
Bella Classic 50 and 50cc 139QMB bikes with similar dimensions
Crank Case Flywheel Side; Stella 4T 8in Precision Tuning: Available in various