Equipment Cup / Teacup Saucer with Recessed Stud on Top [PLAIN]

Reference

38799

Equipment Cup / Teacup Saucer with Recessed Stud on Top [PLAIN] (part 38799) is a LEGO element. It appears in 103 sets, including 1966 Ford GT40 MKII Race Car and Adventure Camp Tree House. It has been produced in 8 different colors.