2 PCS Chain Roller Guide Tensioner Idler for 110CC/125CC/140CC Quad Dirt Bike ATV

1. Heavy duty chain idler guide wheel with upgraded torsion spring.
2. Spring loaded tensioner automatically adjusting tension towards chain elongation.
3. Chain idler fits many 50cc 125cc Dirt Trail Bike, Quad, Mini Moto, ATV.
4. Smooth rotoring and longer life. Easy to install.
5. Specification:
Hole to Hole Distance: 15mm
Dimensions: 15.0 x 10 x 7.0cm
Screw Diameter: 12mm
Inner Diameter: 10mm
Material: iron and plastic