The Satechi SCR-69 lets you attach your iPhone , iPod Touch, BlackBerry, HTC, and most other cell phones to your bike s handlebars so you can track your GPS position, your speed, or distance travelled, while you ride. The Satechi SCR-69 is always within easy reach, safe and convenient. It features an extra secure mount that has adjustable pivoting action: up and down, left and right. The Satechi SCR-31 Cradle (B) is exclusively designed to fit iPhone 4, 3G & 3Gs, allowing stable and secure mounting and full access to all buttons and functions. With Cradle (A), you can mount iPhones with cases and other mobile phones. Mount your phone on the Satechi SCR-69 & enjoy the ride!