This Screw Set, Cap M3*20 Ni (20 pcs) is suitable for Roland BN-20 printers. This is the original Roland part (number 31049172).
 
Printer compatibility
Roland BN-20
Roland CJ-540
Roland EGX-300
Roland FJ-540
Roland GX-300
Roland GX-400
Roland GX-500
Roland GX-640
Roland LEC-540
Roland LEJ-640
Roland LPX-60
Roland SC-540
Roland SC-545ex
Roland SJ-1000
Roland SJ-1045ex
Roland SJ-540
Roland SJ-640
Roland SJ-645ex
Roland SJ-740
Roland SJ-745ex
Roland SG-300
Roland SG-540
Roland VG-640
Roland VG-540
Roland XT-640