Chain Tensioner with Small Plastic Roller & 2-7/8" Arm for the Baja Mini Bike MB165 & MB200 (Baja Heat, Mini Baja, Baja Warrior) Mongoose Z350 both the left and the

both the left and the right sides

UST - Universal Standard Tubeless licensed tire for use with UST designated rim combinations for the best possible tubeless interface

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Chain Tensioner with Small Plastic Roller & 2-7/8" Arm for the Baja Mini Bike MB165 & MB200 (Baja Heat, Mini Baja, Baja Warrior) Mongoose Z350 both the left and theChain tensioner a small plastic roller for some versions of the Baja Mini Bike (MB165 MB200) models, including the Baja Heat, Mini Baja, and Baja Warrior. Please be sure to measure the length of the arm on your original chain tensioner. Newer versions of the mini bikes will require the 2 5 8" chain tensioner, which can be found at the link below: Chain Tensioner with Roller Sprocket and 2 5 8" Arm