anyone used one of these yet? will it fit the knockouts of an 80 series? are they junk, should I pass?
https://www.amazon.com/gp/product/B072QZPKLG/ref=ox_sc_act_title_1?smid=A15H3UKRB6RHF9&psc=1
https://www.amazon.com/gp/product/B072QZPKLG/ref=ox_sc_act_title_1?smid=A15H3UKRB6RHF9&psc=1