Specifications:<br> Condition: 100% Brand New<br> Material: Aluminum Alloy<br> Color: Red, Blue, Black (optional)<br> Size: approx.88 * 58mm/3.5 * 2.3in<br> Diagonal Screw Hole Distance: approx.74mm/2.9in<br> Package Weight: approx.632g<br> Fitment: Universal<br> <br> Package List:<br> 1 * Quick Release Adapter<br> 1 Set * Mounting Screw and Wrench<br> <br> Note:<br> It can't install the horn in the middle of the steering wheel, can only be used in the modified car with external horn.<br>