You are bidding on a set of 2 x Oval Concepts R701 stems, 120mm long, 26mm stem clamp, and 2 x matching Oval Concepts R700 handlebars, shallow drop, 42cm wide, 26mm stem clamp diameter.
These were typically seen on pro bikes in the 2000s.
Price is for all 4 items as a set.
Photos are of the actual items, except the last photo which is just an example of the same model of stem and handlebar on someone else's bike.