Sold by the pair. Complete with quick release toggle pins and stainles steel lanyards to prevent loss. Spring loaded pin stops position the car in any available 1/4" adjustment hole in your track.
1) Due to the distance between your genoa tracks, you will likely discover you need our large bimini #Z2487. It has a wider frame to reach the gunwale. See the link below under "May we also suggest"
2) Note these cars fit 1" X 1/8" track. They will not fit the 15/16" X 3/16" track used on early Catalina 22's.