OBrien M-24 Inflatable SUP Belt Re-arming Kit (2018) p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 14.0px Helvetica; -webkit-text-stroke: #000000} p.p2 {margin: 0.0px 0.0px 0.0px 0.0px; font: 14.0px Helvetica; -webkit-text-stroke: #000000; min-height: 17.0px} span.s1 {font-kerning: none} Details & Specs Obrien In-Site M-24 CO2 Manual Rearming Kit Inflatable PFD 3105. Boating safety has never been so comfortable. 24-gram CO2 cylinder with Halkey-Roberts bayonet assembly. Water-soluble bobbin. Fits A-24 In-Sight Manual Inflatable PFD.