NEC D5124 ST506 MFM HARD DRIVE 10MB
Manufactured by N.E.C. as their model D5124 part number 134-200403-002 this is a 5.25" half-height 10Mb ST506 MFM interface hard disc drive.
In their time these were regarded as one of the best drives available in terms of build quality and reliability; now quite rare, this one has had little use, it was stored for years as a spare part before it came to us.
Sold in good working condition.