Aero Precision SOLUS Vise Jaws, Compatible with the Aero SOLUS Action, Poly Urethane Construction, 4.95 Long, Black APRH103074C The SOLUS Vice Jaws are a composite set of jaws made to work with an existing bench vise. Simply attach the Jaws to either side of the SOLUS action and tighten it down in the bench vise. The simple to use design makes it an easy choice when you need to swap a barrel.