This Bush Set, Roll 3*4 100 3C Pcs. is suitable for Roland RS-540 printers. This is the original Roland part (number 31029816AS).
 
Printer compatibility
Roland FP-740
Roland GX-640
Roland RS-540
Roland RS-640
Roland SC-545ex
Roland SJ-645ex
Roland SJ-745ex
Roland SP-300i
Roland SP-540i
Roland VP-300i
Roland VP-540i
Roland CX-300
Roland CX-400
Roland CX-500
Roland XT-640
Roland GX-300
Roland GX-400
Roland GX-500