Brick Sloped Inverted 45° 2 x 2 [Round Bottom Pin]
Part Number 3660a
Name Brick Sloped Inverted 45° 2 x 2 [Round Bottom Pin]
Category Bricks Sloped
Material Plastic
1 related part (same mold or print family)

Variants of a mold are catalogued separately, so each one has its own sets and minifigs. Check these too if something you expect is missing here.

Appears in 23 sets
Black (11 sets)
    Red (10 sets)
      Blue (7 sets)
        White (5 sets)
          Yellow (4 sets)