Burndy's YA2CL2TC14 two-hole standard barrel compression lug with inspection window features a 1/4 in stud size and 5/8 in stud hole spacing. Designed to be used with #2 AWG stranded wire. Electro-Tin plated copper, UL Listed, 90 Deg. C, Up to 35kV, Brown Color Code, 10 Die Index.