The Umarex Steel Storm Tactical BB gun has a 30 shot capacity, with a 300 round reserve. The Steel Storm shoots as a semi-automatic, but can run full-auto 6 round bursts, too. The Steel Storm is a compact pistol powered by dual 12 g CO2 capsules housed in a drop out magazine for ease of access. If you are looking for a compact powerhouse, this is it. Semi-automatic and 6 round bursts 30 Shot capacity 300 round reserve #html-body [data-pb-style="62DF828A1CAEE"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF828A1CAFB"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}