Color-Keyed® Compression Connector Lug, 1-Hole, Series: 54100, Copper Conductor, 8 AWG Conductor, Die Code: 21, 600 VAC to 35 kVAC, 1/4 in Stud, 45 deg Tongue, 0.61 in L x 0.45 in W x 0.07 in THK Tongue, Standard Barrel, 1/4 in Dia Barrel, Tin Plated Finish, 0.281 in Mounting Hole, Copper, Red