Caliber: .40S&W. Overall length: 6.85". Height: 4.99". Width: 1.18". Length between sights: 5.98". Barrel length: 4.02". Barrel rifling: Hexagonal profile with right hand twist. Length of twist: 9.84". Magazine capacity: 10. Weight: with empty magazine: 23.62 oz., Trigger pull: 5 lbs.