Trulock Improved Cylinder Flush Choke Tube For Spartan 12 Gauge 34995. All Trulock chokes are made from 17 4 ph grade stainless steel. This steel has an extremely high resistance to staining and rust. Trulock chokes are heat treated to a high strength level (200000 PSI) in order to resist wear. They craft all of their chokes on CNC lathes from solid bar stock. Welded tubing is never used. All Trulock chokes carry a lifetime warranty. Specifications for Trulock Improved Cylinder Flush Choke Tube For Spartan 12 Gauge PP12700: Manufacturer: Trulock Finish: Stainless Fabric/Material: 17-4 Stainless Steel Gauge: 12 Choke Type: Improved Cylinder Gun Make: Spartan Arms Quantity: 1 Additional Features: 30 yds The Trulock Improved Cylinder Flush Choke Tube For Spartan 12 Gauge PP12700 is a quality addition to the Trulock lineup. For more great deals on Shotgun Chokes by Trulock please browse our Trulock Choke Tubes page. Trulock Improved Cylinder Flush Choke Tube For Spartan 12 Gauge 34995