Outer Diameter: 8

484 in w x 0

Includes: One 540 27T Electric Motor

The motor mount keeps your motor firmly located in the chassis and holds proper gear mesh

Traxxas Reciever Box

Kato 24-848 N Scale Stop Signal Button Train Scenery 5mm Pinion Outer Diameter: 8Kato 24 848 N Scale Stop Signal Button Train Scenery Bring interactive control to your signal system with the Kato stop signal button. This pushbutton control works with Kato's signal components, letting you hold trains with a stop indication at the press of a button a fun, hands on addition for operators of all ages. It connects using Kato's standard plug in wiring, so adding it to your Unitrack layout requires no soldering or wiring expertise.