linkage stopper

So instead of buying a power pack, I checked the internet for similar parts, and it seemed to work. Would anyone tell if if these would actually work together? They would be going in a Mighty Mini. Very new to the whole DIY stuff so I have no idea if these work. I tried to mimic Power Pack F...

Hi everyone! I am pretty new to this whole thing, as I just recently discovered all of the options for electric RC planes. I am having a blast, and just ordered my third speed build kit. My question is this: I am working on a Storch, and I need to install the linkage stoppers in the servo...