Introducing the specialized zee cage il left side loading bottle cage the zee cage allows you to pull the bottle out to the side for a faster and easier release there is no compromise in its tight hold so there is no need to worry about your bottle flying out the cage has the generic down tube mount for your frame making you pull your bottle out from the left however if you mount the cage to your seat tube you have to pull the bottle out to the right the cage is also compatible with emt cag