Geissele AR-10/SR25 Reaction Rod Black. Use this Geissele AR-10/SR25 Reaction Rod to simplify these installations and perform them in a much safer manner that will preserve the quality of your rifle for years to come. These Receiver Vise Blocks & Reaction Rods by Geissele are designed to be gripped in a bench vise so that it is either horizontal or vertical in position. From there you can slide your upper receiver onto the rod which secure the barrel extension. In turn this allows all the torque from the barrel nut wrenches to go directly into the barrel extension. Use this Geissele AR10/SR25 Reaction Tool to easily remove or install barrels flash hiders gas blocks and handguards without compromising the quality of your weapon. For further convenience you don't need to remove any sights or mounts from your receiver's M1913 rail during installations. Keep it simple and safe and use the Geissele Installation Rod for all of your replacement needs. Specifications for Geissele AR-10/SR25 Reaction Rod: Manufacturer: Geissele Finish: Black Gun Model: SR-25 AR-10 Gun Type: Rifle Caliber: 7.62x51mm NATO .308 Winchester Color: Black Condition: New Projectile Caliber: .308 Caliber Country of Origin: USA Quantity: 1 Package Contents: Geissele AR10/SR25 Reaction Rod The Geissele AR-10/SR25 Reaction Rod 10-247 is a quality addition to the Geissele lineup. For more great deals on Receiver Vise Blocks & Reaction Rods by Geissele please browse our Geissele Gun Parts page. What firearm models does the manufacturer say Geissele AR-10/SR25 Reaction Rod is compatible with? The manufacturer says that Geissele AR-10/SR25 Reaction Rod is compatible with AR-10 SR-25Geissele 10-247: AR-10/SR25 Reaction Rod Black