The Model 638 Bodyguard Airweight features an aluminum frame with stainless cylinder and a shrouded hammer that prevents snagging while still allowing single-action cocking. A +P-rated update to the original Model 38. Type: Revolver Action: Double-Action Caliber: 38 Special +P Capacity: 5 Year introduced: 1996, USA Weight: 15 oz Overall length: 6.3" Status: Active Intended use: Concealed Carry