Compression Terminal Lug, 4/0 AWG Conductor, 35 kV, 3/8 in, Tongue Style: Standard, 3.97 in Overall Length, Barrel Style: Chamfered, 0.41 in Mounting Hole, Aluminum, Number of Bolt Holes: 2, Tin-Plated, 1-5/8 in Length Wire Strip, Standards/Approvals: PROP65: This product can expose you to chemicals including: Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov, Applications: Wire Termination