This product is sold as Each. It is used in Pairs.
K1193 is an alternative to using short lever handles where the sink or countertop can interfere with full rotation of the standard lever handles. The faucet can be raised higher above the sink or countertop by lowering the deck union flanges.
Includes the components shown.
This appearance of this part is the result of the 3,000+ degrees F soldering process. It isn't "bad" and it isn't "used".