11 screw holes in the side of pickguard, 3 pickup holes (single coil - single coil - humbucker) were cut to fit American/Mexican Standard Fender Stratocaster.Back plate is as pictures shown.
There are 2 layers thin protective film on the front surface of the pickguard, peel off after installation.
PURE aluminum foil shield on the backside, better shielding property and anti-interference.