The Innovations Ultraflate is super easy to use, comfortable in the hand and most importantly incredibly reliable. You can see why it has become Genuine Innovations most tried and tested cupped inflator. With a reinforced glass nylon construction and brass interiors, it can easily take the strain of everyday use and still maintain precision inflation performance. This handy pump is compatible with 20g threaded, 20g non-threaded, 16g threaded cartridges. Supplied with 1x 20g non-threaded cartridge.