WD® Custom Pickguard For Rickenbacker® 4003 Bass®This replacement pickguard will only fit the Rickenbacker® 4003 Bass® with a two piece pickguard. While many manufacturers may make a similar model instrument, this does not mean each pickguard of this type is interchangeable. If the design of your pickguard varies (country of origin, manufactured date, non-Rickenbacker® manufactured) from that pictured, please contact us before ordering