Wedge Plate 3 x 4 with Stud Notches [Reinforced Underside]

Reference

90194

Wedge Plate 3 x 4 with Stud Notches [Reinforced Underside] (part 90194) is a LEGO element. CollectORbuild's catalog records it in 392 sets, including A-Wing Starfighter and AT-AP. It has been produced in 21 different colors.