Get creative with these Rock Crawler Wheels, perfect for kids aged 5 and up! This 4 piece set is ideal for constructing 3D designs, enhancing your Knex creations. Use your imagination to create endless possibilities with these vintage gear building pieces, perfect for construction-themed playtime. This lot is a great way to expand your collection or replace lost pieces. The pieces are made of high-quality plastic. * Brand: Knex * 4 piece * Color: Black/Orange-4 * Material: Durable plastic Condition: Pre-Owned Good Used, in like new cond Lot 8