Chain Tensioner for Razor MX350, MX400 Dirt Rocket / RSF350 20/17 and matches the original matte

and matches the original matte black finish — no modification required

The Prima Rear Rack and Backrest in black fits your Genuine Hooligan

Application: Front Wheel Speedometer Drive

and other 10" bikes a timeless look with superior performance

S 16405 and S 20105) sold separately

Chain Tensioner for Razor MX350, MX400 Dirt Rocket / RSF350 20/17 and matches the original matteRestore proper chain alignment and prevent dangerous derailments with this Universal Parts Replacement Chain Tensioner Assembly. Specifically engineered for the Razor Dirt Rocket and Electric Sport Bike series, this spring loaded tensioner automatically maintains optimal chain tautness across rough terrain, protecting your motor sprocket and rear drive assembly from premature wear. A failing or bent chain tensioner causes excessive chain slap,