Penn-Union™ PENN-CRIMPS® Compression Lug, 1-Hole, Series: BBLU, Copper Conductor, 4/0 AWG Conductor, Die Code: B-15, 35 kVAC, 1/2 in Stud, 1.25 in L x 1 in W x 0.14 in THK Tongue, 3-5/16 in Overall Length, Long, 1-5/8 in L Barrel, 0.528 in Wire Dia, 90 deg C, Copper, Purple