Universal Parts Throttle for Razor EcoSmart Metro HD & SUP Lights / Lenses and never use an impact

and never use an impact wrench to torque the variator face nut without a dedicated holding tool

Plug-and-Play: Factory-style connectors eliminate the need for any wiring modifications

Dimensions: 22" L × 15" W × 15" H

If you jack up your Genuine RoughHouse

and 170cc engines:

Universal Parts Throttle for Razor EcoSmart Metro HD & SUP Lights / Lenses and never use an impactUniversal Parts 36v, 4 wire variable speed throttle for Razor EcoSmart Metro HD and EcoSmart SUP electric scooters (all versions). **NOTE: Versions can be determined by locating your bar code ID on the bottom of the vehicle. The 7th and 8th digit in the series will tell you the version of your product: 01=version 1; 02=version 2; 09=version 9, and so on. Inner Diameter: 22mm Plug Style: 4 Pin, male Wire Length: 60 inches Battery Level Indicator Lights