Sharp MX-FN31, Stacking Staple Saddle Stitch Finisher este un accesoriu opțional pentru următoarele echipamente Sharp:
MX-2651N, MX-3070N, MX-3570N, MX-4070N, MX-5070N, MX-6070N, MX-3070V, MX-3570V, MX-4070V, MX-5070V, MX-6070V, MX-2630N, MX-3050V, MX-3550V, MX-4050V, MX-5050V, MX-6050V, MX-6050N