Insulated Grounding Bushing, 2-1/2″, Malleable Iron with Lug
https://nsiindustries.com/product/insulated-grounding-bushing-2-1-2-malleable-iron-with-lug-4/
The Bridgeport 2-1/2″ Malleable Iron Insulated Grounding Bushing terminates conduit to cabinet with a locknut. The bushing features a plastic metaliner preventing damage to wire insulation and a 14 to 1/0 lug for bonding a jumper to a neutral busbar.