This SplashNColor replacement volume knob is a passive printed ABS front-panel control piece for a compatible Yamaha RX-V450 receiver. It is intended for situations where the original knob is missing, cracked, worn, loose, or no longer gives the receiver a complete hand-control feel. The push-on dial style is a physical replacement part only. It does not include electronics, wiring, a receiver, repair labor, tools, screws, or any powered component. Compare the receiver model and original knob shape before ordering. This listing is for the replacement knob only. It is a receiver-control replacement part for the stated model context. Package includes one printed knob; receiver, audio equipment, tools, screws, electronics, and other accessories are not included.