The Ithaca Model 37 Defense is the civilian defensive variant of the DSPS, featuring an 18.5-inch barrel and rifle sights for home defense use. Type: Pump-Action Shotgun Action: Pump-Action Caliber: 12 GA Capacity: 4 Year introduced: 1970, USA Weight: 6.5 oz Overall length: 38.5" Status: Active Intended use: Home Defense, Law Enforcement