The MotoSport Rock Chromoly Steering Stem With Clamp Combo includes ONE MotoSport Rock Chromoly 4130 Steering Stem and ONE MotoSport Rock Universal Steering Stem Clamp, each with the following features: Chromoly 4130 Steering Stem The MotoSport Rock Steering Stem is a big upgrade from your stock part, providing more strength and durability, along with the ability to raise the handlebars by up to 2 inches. Made of 4130 chromoly for high strength. These stems raise your bars 0 - 2" higher than stock (varies per application).