4" / 100mm Flush Mount Stop & Taillight This bright and well made LED tail light is a waterproof, sealed unit and is brilliant if you want an inexpensive way to ensure that your motorcycle's rear end has a neat and minimalist, yet very bright brake/driving light. The hardwear is made in stainless steel too, to ensure longevity. As a result, it's ideal for cafe racers, street scramblers, custom bikes and so on...