Mini Magnet Squirrel Resistant Bird Feeder, Smooth Metal & Plastic Design Is Too Slippery For Squirrels & They Slide Right Off, Weight Activated Base, So The Metal Shroud Drops Down The Second A Squirrel Lands On The Wrap Around Perch, Adjustable Dial On The Bottom, With Settings Between 5 To 26 OZ To Repel Larger Birds & Squirrels.??