Z Frame (a) Z Trim: 2" Z Fine: 2 1/2" Z Crown: 3" Inside Mount (IM)        Deco Frame (b) Deco 2" Deco 3" Outside Mount (OM) L Frame (c) Bullnose 1 3/4" (IM/OM)                                               XX *Tilt Rod* A-Standard Tilt B-ClearView                                          Tilt