New Motorcycle Heavy Duty Chain and Sprocket Kit, Made From the Quality Metal Materials Available. Chain repeated forging, control of materials to the strength, easy to disassemble, easy to clean, reusable. Their advanced tooth profile, concentricity and accuracy of fit provide maximum power fer and long-life. Combination of a very high strength base material and an exceptionally hardwearing result in significantly increased chainwheel life. Not easy to damage, easy to install Applicable models:for Mini moto 25H Sprocket Chain 136 Links For 2 Stroke 47cc 49cc Engine Mini Moto Dirt ATV Quad 4 Pocket Bike Go Kart Gold. Rear Sprocket:25H 68T 26mm Colour:As Shown Material:Metal Size:25H 68 Links Chain and 68 Tooth Rear Sprocket Package Contents: 1 x Rear Sprocket 1 x Chain Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.