Radion rack

[fellterrier]

I have a diy radion rack that I bought used a few years ago. I want reuse it on my 300 tank build so I need to know what it is and where to get it. I need to extend it 2 feet. Any idea what it is?

 

 

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[ImGoingCoastal]

Maybe t slot aluminum channel?

https://m.grainger.com/mobile/product/29NZ78?cm_mmc=PPC:+Google+PLA&ef_id=Cj0KCQiA2b7uBRDsARIsAEE9XpFSoM8jhHQwjyRfdTpxfKpVff2WDHOcUXoR7mrSKJQhz7DdC9hlLSAaArpfEALw_wcB:G:s&s_kwcid=AL!2966!3!216788409968!!!g!303930995726!&gclid=Cj0KCQiA2b7uBRDsARIsAEE9XpFSoM8jhHQwjyRfdTpxfKpVff2WDHOcUXoR7mrSKJQhz7DdC9hlLSAaArpfEALw_wcB

[fellterrier]

Thanks I’m trying to figure it out.


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