Holmes Hobbies TRAILMASTER SPORT 550 45T Brushed RC Motor HO True-Track † With optional gearing and

† With optional gearing and 3S LiPo battery (items sold separately)

Atlas U23B and U30B locomotives in HO Scale

Replaces stock plastic mount allow a much wider range of Gear Ratio

The locomotives were built specifically for UP and much of the experience gained later went into the design of the famous Big Boy

again and again

Holmes Hobbies TRAILMASTER SPORT 550 45T Brushed RC Motor HO True-Track † With optional gearing andHolmes Hobbies TRAILMASTER SPORT 550 45T Brushed RC Motor The TrailMaster Sport is a budget motor built for messy, dirty, off road action. Whether on the rocks or in the dirt, the TrailMaster Sport is perfectly at home. Great choice for young drivers or running in the muck without ruining an expensive motor. FEATURES: Zero timing, universal installation and rotation direction 1 8th inch shaft diameter 36mm OD x 57mm length (not including shaft) m3