The front block uses a set screw in the bottom of the body, in the same way the valve is held in.
So no, anything pertaining to the front block itself cannot be changed.
MS Paintoff OG
f2f4: You rock my socks hon
Robomonkey: MTC is teh awesome.
Crede777: I stay invisible so I don't get my butt handed to me by Mec.
Evil_Wayz: I heard that watching Mec argue was a beautiful thing to behold, but I didn't believe it til now.
GrimAssasin: wow....mtc does have a way with words. ..
mjr_paranoid: There is a difference between juvenile sniping and annoying with style. You definately attack with style Mech.