177 caliber version of the Benjamin Discovery entry-level PCP. Single-shot with a bolt action loading mechanism. 2000 psi fill pressure allows hand-pump filling without excessive effort. 26-inch barrel. The 177 caliber Discovery is less common than the 22 but preferred by target shooters for its trajectory. Type: Rifle Action: PCP Caliber: 177 Cal Capacity: 1 Year introduced: 2007, USA Weight: 56 oz Overall length: 39" Status: Discontinued Intended use: target, backyard, beginner