The Gearlock MS100 from Spigen is a handle mounted to the stem, stem, is ultra light thanks to the use of carbon glass and very modest, so it does not disturb the aerodynamics of our bike. The kit also includes Gearlock AU100, a universal adapter that can be used with any mobile device - thanks to the double-sided 3M VHB (Very High Bond) adhesive tape with high bond strength and resistance to high temperatures, it can be attached to any smartphone or not even a cover. 1 x Spigen Gearlock MS100 Mount 1 x Spigen Gearlock AU100 Adapter