Geissele AR-10/SR25 Reaction Rod Black

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