#1
http://www.stewmac.com/shop/Bridges,_tailpieces/Bigsby_vibrato_tailpieces/Aluminum_Vibrato.html


how hard is it to install this on my les paul copy? do i need a roller bridge?
Guitars:
Custom les paul copy with sun inlay
Epiphone les paul custom with emg 81/85
Hondo 80's star shape(project)
ESP explorer (project)
Epiphone dr200s
Epiphone ej200
pedals:
mxr doubleshot distortion
amp:
Raven rg100
#2
The roller bridges help the vibrato be smoother , but I don't think you absolutely have to have one.