The Deda Alanera DRC Top Cover Adapter makes it possible to use the revolutionary DCR Bar/Stem combo with your favorite bike. This version is made for the Bianchi Specialissima RC, Pro, or Comp as well as the Impulso RC or Pro. Note that for assembly, you will need to use the special included compression ring to properly secure it. With the Deda Alanera DRC Top Cover Adapter, it has never been easier to integrate your cockpit.