For sale a slightly used Gotoh 201-B 4 String Bridge, SOLD. I also have a used Gotoh "string thur body" 4 String Bass Bridge that fits the Fender AM Series Jazz or P-Bass with the 3 screw bass bridge. This High Mass Bridge is designed for "thru body" only. SOLD. The Gotoh 201B is on the Left, Gotoh 3 Screw "string thur body" replacement bridge is on the right. Screws and Allen tool is supplied with each bridge.