All aboard the nostalgia express! 🚂 Crafted from high-quality plastic and metal for lasting play. Build your Thomas & Friends collection with this iconic locomotive! Enjoy manual operation without the hassle of batteries! Designed for optimal performance on 15" radius curves or greater. Compatible with Bachmann HO scale E-Z track and other popular brands. Hook & Loop Couplers HO Scale Metal Wheels The Bachmann Trains - THOMAS & FRIENDS THOMAS THE TANK ENGINE is a meticulously crafted HO scale model featuring moving eyes, metal wheels, and international style hook and loop couplers. Perfect for collectors and fans alike, this train operates seamlessly on 15" radius curves or greater and is compatible with various HO scale tracks.