This Pickguard fits 13 Hole USA/Mexican Fender Standard P Bass,but not Fender Squier P Bass or other types of P Basses.If you have other types of P Bass,you may need to make a little modification to let it fit
Thickness is about 2.3mm (+/- 0.2mm error, because different bulks materials might be varied a little different thickness)
Due to the wide variety of pickguards in the market,please be sure to verify the dimensions carefully before you order the item