The original CO2 inflator with new improved features. The Ultraflate Plus is quick and easy to use with 100% cartridge compatibility and an all-new light action CO2 flow button. Made from high strength nylon with brass valve internals for reliable, long life performance. The Ultraflate Plus also includes a safety lock to prevent accidental discharge. Works with ALL Genuine Innovations CO2 refill cartridges (except 45 gram). Comes with one 16g non-threaded CO2 cartridge. Size / Weight: 128mm x 32mm x 52mm 5.039 x 1.259x 2.043 2.57 oz; 73 grams