Insulated Distribution Stud, Dual 1/4 - (Black)Dual StudMade with high temperature plastic basesStud covers push securely over the threaded stud covering to ABYC standardsDual studs ideal for +ve / -ve connections, branch circuits, windlass or inverter installationsCovers supplied with display versionsWARNING: 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.