The command post ircc dropper post from specialized features all of the benefits of the command post ir but now with the added cruiser control technology you have 10 micro adjust positions so you can get that just right feeling no matter what whether your climbing or descending the mechanical locking system is patented and the dual keyway system eliminates all saddle wiggle and the energized triple lip wiper prevents contamination of fluids and bad weather the head is light weight alumini