NEW FOR 2008! The AT-1 may be light on your wallet, but it's loaded with features. Like a bombproof steel barrel and all-new reinforced nylon base that's 240% stiffer than it's predecessor. And a new ergonomic T-handle has integrated storage drawers on both ends. Max Pressure: 120 psi / 8 bar. Barrel Material: Steel. Weight: 3.5 lbs / 1.6 kg.