Lionel Train Part 8500-30X MPC Steel Collector Pickup Shoe

Lionel Train Part 8500-30X MPC Steel Collector Pickup Shoe
Used on Lionel O gauge 8500 Steam Engine.
From the Lionel MPC era in the 1970s-1987.
Fantastic condition, appear to not have been used.
May have some small light spots of surface rust on the inside of the shoe.
Tabs appear to be in perfect shape.
2 Shown in photo for angles, but price is for quantity of 1.