Alpine R2-S69C Next-Generation R-Series 6x9” Component Speaker Set Cine Lens It features an aluminum casting

It features an aluminum casting 100mm bowl and it comes with an aluminum adapter that converts the bowl into a 75mm

Powder is designed to withstand extreme conditions

We recommend to keep your turntable constantly moving

any aftermarket radio

Alpine R2-S69C Next-Generation R-Series 6x9” Component Speaker Set Cine Lens It features an aluminum castingThe Next Generation R Series sound system line features the same Loud and Fun experience now certified for High Resolution Playback. Using trickle down technology, inspired design, and performance cues from the Ultra High Resolution AlpineF#1Status systems, the Next Generation R Series Speakers feature High Resolution Playback capabilities that will take this legendary system to the next level in sound performance. The speakers are Hi Res Audio