Here is a pair -- a black, metal, rear lens cap for Minolta mount, manual-focus lenses and a 55mm black, metal, front lens cap. 

They are in great shape, with minor signs of use or age -- see photos.  All threads are perfect.

NO RESERVE.  NO HANDLING FEES.  Returns HAPPILY accepted for ANY reason.  Check my EBAY SELLER FEEDBACK -- and shipping options.