Lifting Magnet Maximum Flat Load Capacity 1 100 lb Maximum Round Load Capacity Not Applicable Minimum Thickness for Activation 1/4 in Minimum Thickness for Maximum Load Capacity 1 1/4 in Activation Mechanism On/Off Switch Magnet Length 10 7/8 in Magnet Width 12 in Magnet Height 21 1/2 in Overall Length 16 3/8 in Overall Width 17 7/8 in Overall Height 21 1/2 in Bail Inside Width 1 7/8 in Bail Inside Length 1 3/4 in Handle Length Not Applicable