Magnum Research 17" Lite Graphite Barrel For Ruger 10/22
Features:

• 22 Long Rifle
• 17"
• 10-22/ Lite
• Graphite Rimfire
• ABAR1022

The patented uni-directional graphite carbon fiber construction Magnum Research's 10/22 barrels dissipate heat, so the barrel stays up to 43% cooler than steel barrels in a standard 500 round/20 minute test, with no change in zero.