Paul Reed Smith PRS SE S2 Guitar Tremolo Arm Bar - Chrome Genuine PRS SE S2 Tremolo Arm ACC-4504 For PRS SE and S2 models with PRS tremolo systems ONLY Fits SE Korean models such as Orianthi Custom Paul Allender Santana Singlecut Mark Tremonti Also fits: CE(made between 2016-Present) Not compatible with SE Torero or SE "Floyd" Custom 24 models