Replacement Bolt Extension for Gen4 Folding Adapter

This is a replacement bolt extension that comes in the package with our Gen 4 ARH400 Folding Stock Adapters.These are built to fit a standard .625 BCG opening. Fits AR15’s and most AR9’s.Material: AluminumIf you have any questions please contact us before ordering.Will not fit Gen 3 or SA5P Folding Adapters