Charter arms pitbull features an unique design which provides a dual coil spring assembly located in the extractor which allows for easy cartridge insertion and retention in every chamber of the revolvers cylinder.This system allows the shooter ease of ejecting spent cartridges for immediate reloading.Frame Description: Black Nitride+ Stainless SteelType: RevolverAction: DA/SACaliber: 45 ACPBarrel Length: 2.50"Capacity: 5Hammer Style: ExposedGrips: Black Finger Grooved RubberSights: Fixed FrontWeight: 22 ozFrame Size: Extra LargeCylinder Finish: Black NitrideBarrel Finish: Black NitrideOal: 7.38"Barrel Length Range: 2" to 2.99"Weight Range: 16 oz to 31.99 oz