Southco Inc 96-50-510-50 Metal Offset Lift-Off Hinge Metric, Offset Type InchA Inch Style Die cast zinc, durable black polyester powder coated. Maximum working load 300 lbs. Inch uses #10-32 screws. Metric uses M5. Available either in-line or offset type A for doors opening to the left or offset type B for doors opening to the right.