GIVI STTR40 motorcycle scooter universal support for TOM TOM REF: STTR40 GIVI presents in its collection of accessories for 2 wheels, a new series of support for smartphones and GPS The STTR40 is a universal support to mount either the GPS Tom Tom Rider 40 or the GPS Tom Tom Rider 400 on tubular handlebars or on the stalk of a rearview mirror Compatible with tubular handlebars with a diameter of 8mm to 35mm The STTR40 support screws directly on the tom tom and becomes an easylock support