Infra Red Racing Lap Timer Clamp your GoPro to objects

Clamp your GoPro to objects ranging in size from

This mount has pre-drilled holes

but for some other applications a longer cable would be better suited

The RAM-B-201U

so you can save some money if you don't need those connections or if the camcorder doesn't support it

Infra Red Racing Lap Timer Clamp your GoPro to objectsIntroducing the Onboard TV infra red lap timer, a must have accessory for motorsports enthusiasts. Complete kit with IR beacon to trigger the timer at the start finish line, and a LCD receiver mounted on your vehicle which will give you instant lap time information as soon as you cross the line. View your current lap time, lap number, and fastest lap for your session. Note: The only lap timer in the industry with a 2 Year warranty.