Blue Sea 4017 Straight Terminal CableCap - Large 
4017 Straight Terminal CableCap - Large
Insulates battery terminals which have standard automotive posts.
Designed to fit standard automotive posts
WARNING: 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.