UTSAUTO Chain Tensioner Heavy Duty Chain Roller Tensioner Adjuster Spring Compatible with 110cc 125cc 140cc Dirt Pit Mini Bike ATV QUAD 2Pcs

UTSAUTO Chain Tensioner Heavy Duty Chain Roller Tensioner Adjuster Spring Specifications: Length: 61mm Installation Hole Inner Diameter: 15mm Roller Inner Diameter: 12mm Roller Inner Width: 18mm Feature: Top quality aftermarket Chain Roller Tensioner. Heavy duty chain idler guide wheel with upgraded torsion spring. Spring loaded tensioner automatically adjusting tension towards chain elongation. Chain idler fits many 110cc 125cc 140cc Dirt Trail Bike, Quad, Mini Moto, ATV. Smooth rotoring and longer life. Easy to install. It protects swing arm & helps guide chain correctly. Package includs: 2 x rollers 2 x bracket 2 x clip spring 2 x screw Notice:Please check the description and size of items before you make a order.