Description Genuine Dell original rear / middle hinge cover and I/O ports cover assembly; for the Alienware 17 R4 and R5 Systems. This piece covers the rear exhaust and I/O ports. Guaranteed Compatible Dell Laptops:Alienware 17 R4Alienware 17 R5 D P/N:9CFWG, 09CFWGalt P/N’s:AP1QB000600A1QB000C00MPTK: 934440881760BAP20_THERMAL_SHELF Part Number 9CFWG Condition Brand New Shipping Weight 1.1 lb(s). Item Category Control Covers Dell Description Assembly, Cover, THRM SHLF, AW17R4