Knights Armament ( KAC ) foldable iron sights

Hey guys i have a set of Knights Armament iron sights. These are quite hard to find especially without the USMC TRADEMARKS on them. Here are the specks:

Back iron sights: KAC Folding Micro Rear Sight 200-600 Meter Adjustable

Front iron sights: KAC Micro Front Sight

Both are in great condition

Let me know if you have any questions