here you all go, i was working on the st1 when i opened a box of cen parts looking for a nylon locnut and lo and behold the nemesis shock springs are the same as the st1 black shocks (ie stiff shocks). so if your in the market for stiffer shocks or something different i would look into the thunder tiger st1 shocks and springs, and yea the st1 shocks are the same size too and all metal