★Classic, Durable, Compact and Lightweight design. Insulted Rubber foam sleeve(for 16g cartridges only) included to prevent frozen fingers when operating. ★ Fits both Presta & Schrader valves. Washers seal threaded connection ensuring NO leakage. Inflator head designed for all threaded size UNF3/8 CO2 cartridges(8/12/16). CO2 cartridges NOT included. ★ Made from strong and durable aluminium alloy and alloy steel. CNC precisely machined and heat-treated. Three additional spare washers included. ★Reliable and simple control valve for precise adjustment, easy to use. Inflates in seconds and gets you riding again quickly. Original Design,Patented Product.