Q-Line Miniature Circuit Breaker, 20 A, Non-Interchangeable Tripping Mechanism, Load Lug Terminal, Bolt-On, 120/240 V Ac, #14 to #8 Awg (Copper)/#12 to #8 Awg (Aluminum) Wire Size, 2-63/64 In Overall Depth, 3-9/32 In Overall Height, 1 In Overall Width, 0.31 LB