Tile 1 x 1 Half Circle - Black Circle and 4 Lines print (vent / piston)

Reference

24246pr0001

BrickLink® #

24246pb001

Tile 1 x 1 Half Circle - Black Circle and 4 Lines print (vent / piston) (part 24246pr0001) is a LEGO element. CollectORbuild's catalog records it in 2 sets, including Catwoman Catcycle Chase and Race Car Guy.