Condition: They mount onto handlebar and Are good for 8 to 10 mm Turn signals or Rear view mirrors relocatingFit Most of motorcycles custom applications with 1 inch 25 mm Handle bar .Complete Kit Used to Relocate the Front Turn Signals. installation is recommendedInstructions: Not (please check size before you buy ) The clamps can also be applied on a 7/8 inch (22 mm ) handle bar, but modification will be required ( such as filling rubber or something in the clamps to adjust the diameter to fit on a 7/8 inch bar,but the rubber is not included in your purchase, the listing is only for clamps,you need to find some by your own.)Material: MetalColor: SilverFixed Hole Diamater:1 inch(25mm)The Small Hole Diameter:10mmFitment:Fit for ,,,,,ATV,Motorcycles,Scooters,all models with 1 inch (25mm)Package Contents:2 * BracketsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.