CoreBar EndCaps Dave Dezellem Updated November 01, 2017 22:51 Follow EndCaps are sold in pairs, the part number is 8880640 and can be ordered by clicking here. Have additional questions, or need further help? You can contact customer support here, or by calling 888-925-4621 M-F from 7 to 4 PT Related articles CoreBar Bar Dimension? JetStream Adapter The CrossBars that Yakima recommended for my vehicle seem really long. Can I cut them down to length? JetStream EndCaps CoreBar Adapter Comments 0 comments Please sign in to leave a comment.