Sta-Kon Ring Terminal, Insulated, Series: RA Series, 22 to 16 AWG Conductor, #4 Stud, 0.72 in Length, Insulation Grip Sleeve Barrel, Ring Tongue, 0.23 in W x 0.03 in THK Tongue, 600 V AC, 0.136 in Dia Maximum Insulation, 0.14 in Clearance, Nylon Insulation, 105 deg C, Copper, Tin Coated, Red