Weme via Amazon offers its Weme USB 3.0 to Serial ATA Converter Adapter for $19.99. Coupon code "R3VUTHMU" cuts that to $15.99. Plus, Prime members bag free shipping. That's the lowest price we could find by $8, although we saw it for $5 less in March. It supports 2.5" and 3.5" drives up to 8TB. Deal ends October 31.