Universal Parts Ignition Switch and Locks for QMB139 50cc Scooters leader engine Engineered as a high-performance alternative

Engineered as a high-performance alternative to the linear factory pulley

Collet-Style Engagement: Features a specialized split-ring collet that grips the narrow lip of the bearing cone securely

Sliding weights not included — choose your gram weight based on your performance objective

Make Model Yamaha Zuma 50F (YW50F) Yamaha C3 / XF50 Yamaha Vino Classic 50 (4T liquid-cooled)

Universal Parts Ignition Switch and Locks for QMB139 50cc Scooters leader engine Engineered as a high-performance alternativeUniversal Parts Key Switch and Lock Set for 50cc QMB139 engine based Sunny Style scooters. May fit the following models and many more: Tank Urban 50Roketa Maui MC 08 50Sunl SL50QT 7 SportyDazon DiamondbackTaoTao CY50 T3, TaoTao Funny 50, TaoTao Speedy 50 Lance GTR 50Baja SC50Jonway Beta 50JMstar BreezeLongbo LB50QT 6Moto Fino MF50QTGator Imports Eagle 49ccExcaliber Vanguard 50Jonway QT 6 scooterBaccio SPD 50ccBaotian BTM BT49QT