The 420 chain 42 Links for the mini bikes is the shorter of these bikes' two chains Compatible With Coleman CT200 CT200U CT200EX CT200U-EX BT200X 1 x Front (42 Links) size #420 chains.Coleman 196cc CT200U Chain ct200u-b CT200X ct200u-ex BT200X Mini Bike Mini Bike Front Sprocket Chain Jackshaft Size #420 chain for coleman ct200u Applications that the chain will fit: Go-karts, Scooters, Mini Bikes Tested and proven to have the highest average tensile strength #420 Chain 42 Links with Master Link Uses A Special steel alloy designed to protect against “heat cracking” in cold weather due to Severe Heating And Cooling During Competition. Premium Design: Connecting Link Series Motocross style chain, lightweight, ultra high-strength chromoly construction.STRENGTH ：38KN/8540LBF Pre-stressed andpre-stretched for better performance with fewer adjustments, they outperform Most of The Competitions Heavy-Duty Chains Mini Bike Chain for Coleman Ct200u Ct200u-ex Bt200x Front and Rear Drive Chains