1pcs Toy Experiment Magnet U Type 105x85x30 mm Horseshoe Pull Force 3.4 Kg Student Blue Red Toy Magnetics Teaching Tool U Shape 1pcs Toy Experiment Magnet U Type 105x85x30 mm Horseshoe Pull Force 3.4 Kg Student Blue Red Toy Magnetics Teaching Tool U Shape. Sale price : $35.74 Category : Home Improvement