Scooter Variator Kit 10.2g Roller Set Weight For 250 Sport City 250cc CM144407 100320260 This variator roller kit is designed for use with the 250 Sport City 250cc scooter model. The set includes 10.2g rollers that are compatible with variator systems using part numbers CM144407 and 100320260. The rollers help optimize engine performance by adjusting the transmission ratio during acceleration and deceleration. This kit replaces worn or damaged rollers to restore smooth power delivery and improve throttle response. Installation is straightforward and requires no modifications to the existing variator assembly. Compatibility Disclaimer: This is an aftermarket replacement part. Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.