UNDEC #N/A Van Sweringen 2-8-4 Berkshires feature over 50 hand-applied parts, roadname-specific detailing, blackened nickel-silver wheels with RP-25 wheels, driver and tender electrical pickup, front and rear working knuckle couplers and LED headlight and backup light. These smooth-running models are powered by a powerful, flywheel-equipped five-pole motor with skew-wound armature. The locomotives run on code 55 track with radii as sharp as 9-3/4" and each comes with working knuckle couplers.