Locking Metric Tune-O-Matic/Tailpiece Set (Large Posts) Standard Dimension Bass IV which is closer to the

which is closer to the original pickups that Brian May used in his guitars

tremolo arm = push-in style with tensioner allen screw

Please see here

Please note that the included push-fit bushings measure 8

Please check that the P-90 you intend to put the cover onto has the same pole piece dimensions

Locking Metric Tune-O-Matic/Tailpiece Set (Large Posts) Standard Dimension Bass IV which is closer to theLarge Posts and notched saddles. This is the real thing! This is the new locking version of the standard Tuneomatic and Tailpiece that secures solidly to your guitar and won't come loose or fall off when the strings are removed. These TonePros System II Components are the same that you will find installed on all the top new guitars direct from the factory. These bridges &, tails are the finest quality OEM components and lock in solid creating perfect