A must-have keychain for car enthusiasts!! A keychain in the shape of a rotary engine, a must-have for car lovers. The rotor part can be spun around. With a convenient key ring! Comes with a convenient key ring for attaching house keys and car keys! Compact, palm-sized!! The keychain is a good size and won't get in the way when carrying it around. Size (approx.): 38 x 38mm Weight (approx.): 33g Material: Zinc alloy