Billy

This video details the installation of a Slo mo in a Roundhouse Billy

Slo-mo is a flywheel and power transmission assembly that gives small locomotives extra inertia and momentum.

Slo-mo is installed between the frames of your loco and is connected to the rear axle via a miniature chain drive

When you want to completely transform the characteristics of your locomotive and experience a new way of driving

So that you can enjoy running trains and all aspects of railway operations in ways that have not been possible until now