The Xtreme Lightweight is Wilson Combat's lightest 1911 offering, pairing a scandium aluminum frame with a stainless steel slide to achieve carry-weight performance without sacrificing Wilson Combat's quality standards. Type: Semi-Auto Pistol Action: Single-Action Caliber: .45 ACP Capacity: 7 Year introduced: 2012, USA Weight: 24.9 oz Overall length: 7.7" Status: Active Intended use: Carry, Concealment