Sure, but not too much, as it will cause you to push the barrel down on the gun itself, causing your shots to be low.
In honor of AW2 Jason Lawson (The Law). We'll never forget you.
Always evolve never stop learning. (Stolen from KeithD)
GLOCKS Owned - G17, G17OD, G17L, G19, G19c, G26, G34, G38, G23, G27
Your right they are called baseplates and here is a resource to help Magazine Parts-www.glockmeister.com . I hope this helps.