4Pin Ignition Key Switch is made of high quality ABS plastic body + strudy connecting wires + anti-rust keys, all parts for long time service; Better Done Key Ignition Switch LockFitment For -- The atv key switch is commonly used for 50cc 70cc 90cc 110cc 125cc ATV Dirt Bike and other similar Chinese ATVs4-PIN Plug & 4 Wires -- Please compare this Motorcycle Ignition Barrel with your stock keys,especially for the connector; Theoretically there is no need to modify our productsUsing Tips -- Electric Bike Key Switch with the correct gender connector, sometimes you still may have to move the pins within connector to different positions but this is by far easier than if you get the completely opposite gender connector than the one you needWarm Prompt -- Instruction is not included. If you have any questions about the product, please contact us freely or view our customers' sharing experience