Home Slickdeals 4TB Western Digital WD Red NAS 3.5″ 5400 RPM SATA Internal Hard... Slickdeals 4TB Western Digital WD Red NAS 3.5″ 5400 RPM SATA Internal Hard Drive $99.99 + Free Shipping with Prime at Amazon By ARCOM - 23 November 2018 157 0 SHARE Facebook Twitter Go to the deal page: 4TB Western Digital WD Red NAS 3.5″ 5400 RPM SATA Internal Hard Drive $99.99 + Free Shipping with Prime at Amazon