Brownells AR-308 Barrel Extension Torque Tool

The tool facilitates the application of straight-line torque for the efficient and straightforward installation of the barrel nut, preventing scratches on the exterior of the upper receiver. It ensures the correct amount of torque is evenly distributed while maintaining the proper alignment of the barrel, upper receiver and gas tube ports. Compatible with any barrel nut wrench or free-float tube wrench and a torque wrench with a 1/2 inches square drive. To use, securely clamp the barrel nut wrench handle in a bench vise, insert the barrel into the upper receiver and finger-tighten the barrel nut. Slide the barrel through the wrench, insert the Torque Tool into the back of the receiver until the teeth engage with the locking lugs in the barrel extension and apply torque using the torque drive through the Tool to tighten the barrel nut. The tool is precision-machined from heavy-duty steel bar stock for long-lasting reliability. Available for the 308 AR. Note - it is not compatible with DPMS G2 versions. Precision-engineered AR-308 barrel extension torque tool crafted from high-grade machined steel for optimal durability and performance in firearm assembly and maintenance applications AR-308 barrel extension torque tool with black oxide finish 1/2 inches square drive Compatible with .308 DPMS pattern upper receivers and barrel extensions, excluding the new G2 version