Originally Posted by erbfarm

just bought a profile design stem adapter that converts my 1" threaded stem to a 1 1/8" threadless. Can I use the Delta stem riser with this? What I'd like to do is get about 180 mm of height in total and the stem riser would do that for me with a regular threadless stem. The Delta riser says it's for Ahead headsets but does that just mean threadless? Thanks for the info!!