GPR or PEP for 400ex

[Crashmore 22]

I need a GPR or a PEP steering stabilizer for a 400ex.

[tdd6405]

i ahve a denton.. i dont know what a gpr is, but i know front experience the dentons are better stabilizers than the peps. $80 shipped, its like new. if ur interested email td6405@yahoo.com