Dual Entry PowerPost Cable Insulator, BlackPart# 4002 Protects against accidental short circuits Top lid allows for easy access to connection point Cable Size: up to 2/0 AWGtttCable Size Metric: up to 70 mm^2 Cable Entry Size: 0.7" (17.8 mm) t tttColor: 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.