K'NEX Roller Coaster Bulk Lot with Motor Track Cars Chain Rods and Connectors

K'NEX Roller Coaster bulk lot provides an expansive collection of building components for creating custom high-speed thrill rides. This set includes a variety of classic rods and connectors in multiple colors, alongside specialized roller coaster elements like orange track pieces, a black chain link system, and green coaster cars. A battery-operated motor is included to power lift hills and mechanical features, making it an ideal choice for expanding an existing collection or starting a new engineering project.  Brand: K'NEX Type: Roller Coaster Building Set Components: Rods, Connectors, Track, Chain, Cars, Motor Color: Multicolor (Orange, Blue, Yellow, Red, Green, Black) Material: Plastic Power Source: Battery Operated Motor Theme: Engineering & Amusement Park Piece Type: Bulk Lot Educational Focus: STEM, Physics, Construction Age Level: 7+  Keywords: Building Toy, Construction Set, STEM Education, Physics Toy, Model Coaster, K'NEX Lot, Replacement Parts, Creative Play, Engineering Toy, Motorized Set, Vintage Toys, Expansion Pack, Hobbyist, Collector Lot