The K-80 Combo Set includes interchangeable barrel assemblies for both over/under and unsingle trap configurations, allowing the shooter to compete in all ATA trap events with a single receiver. Type: Shotgun Action: Over/Under Caliber: 12 Gauge Capacity: 2 Year introduced: 1985, Germany Weight: 8.5 oz Overall length: 47" Status: Active Intended use: Trap, ATA All-Around Competition