20-gauge version of the legendary Model 37 with 28-inch barrel. The lighter, smaller 20-gauge configuration is a refined upland hunting gun, prized by bird hunters who appreciate the 37 action in a lighter package. Type: Shotgun Action: Pump-Action Caliber: 20 Gauge Capacity: 4 Year introduced: 1938, USA Weight: 5.75 oz Overall length: 47.5" Status: Active Intended use: Hunting