Enhance your AR15's performance with the CMMG 55DA196 GAS TUBE KIT, designed specifically for rifle length gas systems. This kit includes everything you need for a reliable installation, featuring a durable stainless steel construction. Ideal for both new builds and repairs, this gas tube ensures optimal gas flow and system efficiency. Equipped with an installation roll pin, it simplifies the installation process. Stainless Steel Rifle Length For Builds or Repair Upgrade your firearm's capabilities with the trusted quality of CMMG.