Mersen Ferraz Shawmut Fuse Block, Open Style, 250 VAC, 100 A, 1 Pole, 1, Class: R, Fuse Holder Code: L, Box Lug, 6 to 2/0 AWG Wire, Threaded Mount, For Use With: A2D-R, A2K-R and TR-R Series Fuse, Glass Reinforced Polycarbonate, 8.33 in L x 1.68 in W x 2.28 in H