For HO scale Kato Unitrack layouts

Five male XT90 anti-spark connectors

Bumper Brace & Spacers: 5IVE-T

or bend like the stock unit

Over-revving your Menace HP tires could result in breaking the internal belt

Traxxas 9891 TRX-4M High/Low 2-Speed Transmission HO Figuers For HO scale Kato UnitrackTraxxas 9891 TRX 4M High Low 2 Speed Transmission A New Level of Crawling Capability Add enhanced crawling capability to your TRX 4M with the new High Low 2 speed transmission. The manually selectable unit adds a low gear option for incredible rock crawling torque, while keeping the standard high gear ratio for general driving. The transmission comes fully assembled and ready to install with a new Titan 180 motor and mounting bracket. Note: The High