The Catch & Release(TM) Single Rod Holder carries one fishing pole with a spinning or fly reel, and easily mounts to your Bakcou eBike rear rack. VERSATILE - Holder can be attached to either a bicycle&';s chain stay, seat stay or direct to rear axle; can be mounted to any standard ATV bar from A 1/2" to 1" in diameter. SAFE & SECURE - Safely carry your fishing rod behind you and out of the way without worrying about it falling out; Patented Catch & Release system locks rod into place. COMPACT - Perfect for any size of bike, the CR1 is only 6" long with an inside diameter of 1 A 1/4". EASY TO INSTALL - Just attach the mounting block with the 2 included u-bolts, then simply attach the rod holder and you are ready to go.