1/2 inch fits perfectly in an aluminum electrical box. And it tightens perfectly on the SJ cable. It's a shame I had to buy all of them for a fitting but at least they're good quality at a reasonable price. Many parts are now available.
π§ Enhanced Control Assembly for Broan NuTone Sv03255: Efficiency and Precision Combined
3 Review
π¦ Set of 5 Waterproof PG13 Plastic Connector Glands
3 Review
π Copper Sealing Fastener: Uxcell A16072700Ux0585 - Secure and Effective Usage
3 Review
Waterproof Fastener for Magic Shell Connectors
3 Review