These clocks were made using recycled bicycle chain ring gears, a 45 record, 3 smaller bike cassette gears, some bike chain and a new quartz drive movement, plus a working pendulum made of a piece of bike chain and a small cassette gear. Measures approximately 7.75" W x 12" H. Since these clocks are made from actual recycled bike parts, there will be signs of use and age. All parts are thoroughly cleaned. It runs on 2 AA battery (included).
Individual clocks are unique and actual designs vary - see photos.