This is a bicycle wall clock made from recycled bicycle parts. It will make a great gift for any bicycle lover or someone who already has everything. It also looks great & will make a great conversation starter in your home or work place. & of course, it tells time! :) We can offer a custom engraving of your choice on a small, brushed metal plate affixed to the back of the clock. SIZE: close to 6.5'' (16.5cm) in diameter MATERIALS: Solid metal bicycle parts, gears,sprockets & bicycle brakes rotor MECHANISM: Non-ticking, silent quartz clock mechanism. Runs on 1 AA type battery COLOR: Silver & black with golden clock hands Check out my other stuff: clocklight.etsy.com All my recycled clocks are made from previously used parts & although thoroughly cleaned they might show some signs of previous usage. in my opinion this adds to the item's charm. Thank you for looking, & if you have additional questions don't hesitate to ask, I'm here to help. Industrial Clock, Bike Bicycle Wall Unique Modern Steampunk Cyclist Gift Metal Clock