LEGO Slope, Inverted 65 6 x 6 x 2 Quad with Cutouts (30373)

LEGO Slope, Inverted 65 6x6x2 Quad with Cutouts (30373) has been used in at least 23 Lego sets over the past 14 years, since it was first used in 1999. This part can be most commonly found in Star Wars sets where it has been included 17 times. You are most likely to find this Lego part in Dark Bluish Gray, but keep an eye out for it in White which is the rarest colour, only being found in 1 set.