102 Link #40 Chain for the Realtree RT200 196cc Mini Bike Roketa MC-78-150 and TDX Series power chairs

and TDX Series power chairs is the height-adjustable steel "pipe" to which a desk length armrest pad attaches

Here is the 24 volt 250 watt controller for the Monster Moto/Mega Moto MM-eRCH (RCH e-Mini) Mini Bike

Electric Mobility (Rascal): 7214600

and the later versions are chain drive machines

Then you might want this replacement set of two footrest pegs that are especially useful on many mini bike models

102 Link #40 Chain for the Realtree RT200 196cc Mini Bike Roketa MC-78-150 and TDX Series power chairsOur 102 link #40 chain for the Realtree RT200 196cc mini bike is a replacement for a broken, rusted, or missing unit on your RT200. It may have other applications as well such as home mechanic garage projects and custom builds. This chain consists of 102 links (102 pins) and measures 1 4" wide. It is a #40 size chain. The link count of 102 includes both inner and outer links, but is sometimes referred to as a 51 link chain if only counting the outer