Five large drumsticks on each side of the drum are cam operated and can be adjusted to vary the beat of the drum

and the rooftop dynamic brake fan that replaced the F3's rectangular roof vents just behind the cab

This is a Kibri 9452 Roundhouse Engine Shed Kit

The Trainz SKU for this item is P12063508

MTH 80-2261-5 HO Demonstrator EMD SD70ACe Marklin 3-Rail w/P-S 3E+ & DCC #GM73 ProductID_12329323 Five large drumsticks on eachThis is a MTH 8022615 HO Demonstrator EMD SD70ACe Marklin 3 Rail w Proto Sound 3E+ & DCC #GM73. Features: Intricately Detailed ABS Body, Diecast Metal Chassis, Metal Handrails and Decorative Horn, Moveable Roof Fans, Metal Body Side Grilles, Detachable Snow Plow, (2) Engineer Cab Figures, Authentic Paint Scheme, Metal Wheels and Axles, NEM 340 Metal Wheels, (2) NEM 360 362 Coupler & Pocket Assemblies, (2) Hook & Chain Coupler Assemblies, #18 U. S.