This product is either discontinued or we cannot get that from suppliers.
Qnap CABSAS05M8644808 Cab-SAS05M-8644-8088 Mini SAS Cable, Data Transfer Cable, Cable Length: 1.64' (0.5 m), Connector on First End: 1 x SFF-8644 Mini-SAS, Connector on Second End: 1 x SFF-8088 Mini-SAS, Device Supported: Server.
This external Mini SAS Cable From QNAP is 0.5m length and features a mini SAS connector on each end. It is useful for connecting a NAS enclosure outfitted with QNAP's SAS-12G2E-D or SAS-12G2E-U.