This set of 100 screws W-SEMS M 3*6 3C BC is suitable for Roland CJ/CX/FJ/SC/SJ printers. This is the original Roland part (number 31239101).
 
Printer compatibility
Roland CJ-400
Roland CJ-500
Roland FJ-400
Roland FJ-42
Roland FJ-500
Roland FJ-52
Roland FJ-600
Roland FP-740
Roland PC-60
Roland PC-600
Roland SC-500
Roland SJ-600
Roland CJ-540
Roland SC-540
Roland SC-545ex
Roland SJ-645ex
Roland SJ-745ex
Roland SP-300
Roland SP-300v
Roland SP-540v
Roland CX-300
Roland CX-400
Roland CX-500
Roland FJ-540
Roland SJ-540
Roland SJ-640
Roland SJ-740