Has been suggested it is Bird Cage Feeder trough ??. Seems heavy weight for a Parrot or Budgie ??. 3.5cm tall. Ends have tabs as if it slots in place.
Vintage/Antique Black Cast Iron Bird Theme Tabletop Bell Dinner & School ~ 11.5
Cast Iron Bird Door Bell
Cast iron bird pot feet
Cast iron bird bath/feeder/planter with three birds perched on the rim
Antique Cast Iron Sad Iron Flat Iron Laundry Iron BM Maker’s Mark Vintage
Antique Cast Iron Kenrick Slug Iron With Wooden Handle And Iron Slug
