Here's the proof that quality design doesn't have to cost $1000, nor require wide-radius curves. Also, the gear ratios on these babies are 26:1 for the RailKing Mohawk, and 25:1 for the LC+ Berk. With drivers less than 1.25" in diameter. Pop in a 24V Pittman, and where we're going, we don't need speed control! Now, if only there were a way to do something about those darn rubber tires...