Car audio accesories version: 1DIN.
Mounting half frame for CB radio President with center hole
ALPINE CAR RADIO DOUBLE DIN MOUNTING CAGE SLEEVE WITH TRIM RING
Alpine In-Dash Receivers - Alpine Car Stereo Head Units
SLEEVE MOUNTING CAGE For Nakamichi Car Stereos Fits Cd400 Cd500 Mbvi Mb-X Mb-75 $49.99 - PicClick
Pioneer Car Stereo Mounting Sleeve
Alpine Halo9 iLX-F309 Digital multimedia receiver — a 9 touchscreen that fits in a DIN dash opening (does not play CDs) at Crutchfield
FEELDO Car ISO 1DIN Stereo Audio Refitting Facial Frame Panel Installation Metal Cage For Universal Car Stereo Audio - AliExpress
UNIVERSAL SONY Model XPLOD SINGLE DIN STEREO MOUNTING SLEEVE RADIO CAGE BRACKET
ALPINE CAR RADIO DOUBLE DIN MOUNTING CAGE SLEEVE WITH TRIM RING