The Ithaca Model 37 DSPS (Defense and Security Police Special) is a law enforcement variant with an 18.5-inch barrel, extended magazine tube, and parkerized finish. Used by numerous police departments in the 1970s and 1980s. Type: Shotgun Action: Pump-Action Caliber: 12 Gauge Capacity: 5 Year introduced: 1975, USA Weight: 6.5 oz Overall length: 38.5" Status: Active Intended use: Law Enforcement