Fender American Standard Dimension Bass IV - Black Pearl/White/Black 3 Ply Nitefly - SA (2 Singles and 1 Humbucker) The tremolo arm supplied is

The tremolo arm supplied is hollowed out at the base and threaded on the inside

and gate marks on the back are all faithfully reproduced

Clear see-through material

Please note that these are specifically for lap steel guitars and therefore will not fit any other type of instrument

the correct name for the Strat bridge should really be a vibrato unit but the misnomer has remained to this day

Fender American Standard Dimension Bass IV - Black Pearl/White/Black 3 Ply Nitefly - SA (2 Singles and 1 Humbucker) The tremolo arm supplied isThis replacement pickguard is made to fit the Fender American Standard Dimension Bass IV.