Arlington Industries Steel snap in blanks. Zinc plated steel. For 1/2" knockout. Model: ARL-900 Steel snap in blanks. Zinc plated steel. For 1/2" knockout. Arlington Industries $50.56 $0.56 Sale
Crouse-Hinds Eaton's series Knockout Snap-in Blank Model: CRS-339 Eaton's Crouse-Hinds series Knockout Snap-in Blank339 - spec sheet Crouse-Hinds $51.16 $1.16 Sale
Eaton Crouse-Hinds rigid/IMC knockout snap-in blank, Steel, 1" Model: CRS-337 Eaton Crouse-Hinds series rigid/IMC knockout snap-in blank, Steel, 1" Crouse-Hinds $50.83 $0.83 Sale
