N.Y. Comp. Codes R. & Regs. tit. 9, § 4620.17
(a) Equipment.
A wheel of variable size. The surface of the wheel is divided into sections and each section has a number corresponding to a pictorial horse or name of horse. The rim of each numbered section is divided into smaller numbered sections, which indicate the odds at which the winner is to be paid. The wheel has a corresponding layout.
(b) The play.
A player places the player’s wager on one or more numbers on the layout and the dealer spins the wheel. When the wheel stops, the section in which the indicator arm rests indicates the winning number and the odds to be paid.