HEAVY gauge, .072" like OE (not .050" like some others being remade that wont lock), stainless steel fuel sending unit lock ring. Fuel sending unit to tank fuel resistant rubber seal for all Mopar models from 1957-1991. SealChrysler Part# 1948757
Also fits 1969-70 Dodge Truck
Materials Heavy gauge .072" stainless lock ring .062" Nitrile. Same material as OEM. Shipping First Class Mail. We combine shipping.