GUARDIAN. The weapons used by forces around the globe inspire the ones we make for your world. FN SLP™ Series FN SLP™msrp: $1,379.00Gauge: 12-gauge, 3” chamberOperation: Gas-operated autoloaderAmmo Capacity: 6+1Weight: 7.7 lb.Barrel Length: 18”FN SLP™ MK Imsrp: $1,324.00Gauge: 12-gauge, 3” chamberOperation: Gas-operated autoloaderAmmo Capacity: 8+1Weight: 8.2 lb.Barrel Length: 22″ with Standard Invector™ FN P-12™ Series FN P-12™msrp: $669.00Gauge: 12-gauge, 2 3/4” and 3” chamberOperation: Pump-action repeaterAmmo Capacity: Five 2 3/4” or Four 3”Weight: 7 lb. 7 oz.Barrel Length: 18” Shotguns by seriesFN SLP™ Series FN P-12™ See All Shotguns by useHome Defense Tactical Competition