Lifting Magnet Maximum Flat Load Capacity 5 000 lb Maximum Round Load Capacity 2 500 lb Minimum Thickness for Activation 2 in Minimum Thickness for Maximum Load Capacity 3 in Activation Mechanism On/Off Handle Magnet Length 14 5/8 in Magnet Width 9 1/8 in Magnet Height 8 3/8 in Overall Length 16 3/4 in Overall Width 19 in Overall Height 16 7/8 in Bail Inside Width 4 1/2 in Bail Inside Length 8 3/4 in Handle Length 16 5/8 in Minimum Operating Temperature 40 Degrees F