GENUINE SHARP MX-310B2 MX310B2 SECONDARY TRANSFER BELT GENUINE (Copyparts nr: 12521). Fits in SHARP model: MX-2301N, MX-2600N, MX-3100N, MX-4100N, MX-4101N, MX-4112N, MX-4140N, MX-4141N, MX-5000N, MX-5001N, MX-5112N, MX-5140N, MX-5141n, mX2301N, MX2600N, MX3100N, MX4100N, MX4101N, MX4112N, MX4140N, MX4141N, MX5000N, MX5001N, MX5112N, MX5140N, MX5141n, mX2301, MX2600, MX3100, MX4100, MX4101, MX4112, MX4140, MX4141, MX5000, MX5001, MX5112, MX5140, MX5141 Estimated Yield: @5%.