This Spring, C P-Roller is suitable for Roland CM-500 printers. This is Roland original part (22175157).
 
Printer compatibility
Roland AJ-1000
Roland AJ-1000i
Roland AJ-740
Roland AJ-740i
Roland BN-20
Roland CJ-400
Roland CJ-500
Roland CJ-540
Roland CM-400
Roland CM-500
Roland CX-12
Roland CX-24
Roland CX-300
Roland CX-400
Roland CX-500
Roland EGX-350
Roland EGX-360
Roland FJ-400
Roland FJ-500
Roland FJ-540
Roland FJ-600
Roland FLJ-300
Roland FP-740
Roland GX-300
Roland GX-400
Roland GX-500
Roland JWX-30
Roland LEF-12
Roland LEF-20
Roland LEJ-640
Roland RA-640
Roland RE-640
Roland RF-640
Roland RF-640a
Roland RS-540
Roland RS-640
Roland SP-300i
Roland SP-540i
Roland VP-300i
Roland VP-540i
Roland VS-300i
Roland VS-540i
Roland VS-640i
Roland SC-540
Roland SC-545ex
Roland SJ-645ex
Roland SJ-745ex
Roland SJ-1000
Roland SJ-1045ex
Roland SP-540v
Roland VP-300
Roland VP-540
Roland VS-640
Roland SJ-540
Roland SJ-640
Roland SJ-740
Roland LEC-300
Roland XF-640
Roland XJ-740
Roland XJ-640
Roland XJ-540
Roland SG-300
Roland SG-540
Roland VG-640
Roland VG-540
Roland XC-540
Roland EJ-640
Roland XT-640
Roland GX-640
Roland XR-640