The Delta Series AR 308 Variant Mag well Block is designed for use with the Tipton Best Gun Vise, this center support slides into the magazine well and provides a steady base for cleaning or light gunsmithing on your AR, in either breech or closed position.
Can be mounted directly to your bench top with the included fasteners.
Locks into place using magazine lock on your receiver.
Built-in hammer stop prevents damage to lower receiver.
Solvent-resistant polymer provides durability and is non-marring to surfaces.
Mag Well arm is removable for clamping in a vise.