Dual Entry PowerPost Cable Insulator, BlackPart# 4002Protects against accidental short circuitsTop lid allows for easy access to connection pointCable Size: up to 2/0 AWG Cable Size Metric: up to 70 mm^2 Cable Entry Size: 0.7 (17.8 mm) Color: BlackWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.