Yup. Once you have the feedneck set though you shouldn't need to adjust it all the time. The only reason for that would be if you switch hoppers a lot.
Etek 3LT grey/black f/s
Valken Proton greyish/black f/s
68 4500 PE stubby, LP output f/s
68 4500 AIR tank(no reg) f/s
Creed Battery, eyes and noid f/s