QR Code Link to This Post The model number is BAL-3S. For a full description of the item, plus which bike models it fits, see http://www.brightasslights.com/site/categories?page=shop.product_details&flypage=flypage.tpl&product_id=8&category_id=5This is one of the single greatest after-market items you can add for your safety. Even complete idiots cannot miss this brake light when it is activated. (Only selling because doesn't fit my latest bike.)Essentially PnP; takes a couple of minutes to install.NOTE: Cash and Carry ONLY!