Go Pro The Jam Adjustable Music Mount ACMPM-001 Description. Go Pros The Jam is an adjustable mount used to attach your Go Pro to just about any stand or instrument on stage letting you capture immersive new perspectives of performances rehearsals & jam sessions. It can be clamped onto guitar headstocks drum hoops keyboards brass instruments mic stands & more. Featuring multiple adjustment points The Jam is highly adjustable & can even be customized to three different lengths for enhanced mounting flexibility. In addition to onstage use the clamp can be also be used for offstage mounting to capture footage of your other favorite activities.