Biker's Choice Electronic Custom Mini Tachometer At Biker's Choice, they know quality, value and performance when they see it. It's not only their passion but their personal promise to provide their customers only the best products the world has to offer. The heart of Biker's Choice - the entire company - is filled with riding enthusiasts just like you; people who have a passion for what they do, the industry they're in, and the product they sell. 8,000 RPM tachometer includes a chrome mounting clamp. 12-volt, lighted 2-1/2" diameter face.