The 420 Chain 90 Link for mini bikes is the longer of the two chains on these bikes+15mm Chain Adjuster
Heavy Duty Rear Jackshaft Chain Compatible with Coleman 196cc CT200U Chain, CT200U, BT200X Mini Bike. This is the long chain that goes to the back wheel. Compatible Replacement for part number Coleman BT200X: 23315/hs200 The chain size is 420 by90 links links long and comes with master links.
420 Chain 90 Links are made of high-strength, high-quality metal for high strength and durability.
Rear Drive Chain STRENGTH ??38KN/8540LBF Pre-stressed andpre-stretched for better performance with fewer adjustments, they outperform most of the competitions heavy-duty chains
New ani-kinking design Maximum engine displacement – 150cc tensile strenght – 4390 pounds