Deda elementi adj adjustable stemdeda elementis adj adjustable stem is the ideal tool to get your riding position dialled to perfection it features a forged aluminium construction for excellent durability and crmo hardware to keep the weight down its micro adjustment and one hand operation that makes it easy to stop and adjust mid ride making it very popular with the pro teams mechanics who use it to test riding positions on tt bikes features material 3d forged 2014 aluminium crmo hardwar