【FITMENT】: Fit for Coleman CT200U CT200U-EX BT200X mini bike, Baja MB165 MB200 (Baja Heat, Mini Baja, Baja Warrior) mini bike, Massimo MB200 mini bike, Trailmaster MB200 mini bike. 【SIZE】: This kit includes two size for mini bikes,roller chain total length 42 links and 90 links. 【INCLUDES】:1 x 420 mini bike chain 42 links, 1 x 420 mini bike chain 90 links , 8 x master link. 【Features】: Made of high quality metal, heat-resistant and wear resistant, easy to install. 【Note】: We will provide the dimensions of the product on the picture, please check the size and make sure it will fit your mini bike. 【FITMENT】: Fit for Coleman CT200U CT200U-EX BT200X mini bike, Baja MB165 MB200 (Baja Heat, Mini Baja, Baja Warrior) mini bike, Massimo MB200 mini bike, Trailmaster MB200 mini bike.