This listing is only for the Tailhhook adapter and rods. The piece which attaches to the MPX is NOT INCLUDED.The leading product photo is of the product being sold.
Replacement rear end for the Sig arm brace commonlly paired with the MPX. Allows the use of the Gear Head Works Tailhhok pistol arm brace. This model is specific to the MPX as the rails are made to fill the cut outs present on the upper receiver.
We do not have any of the Tailhook Pistol Braces at this time, the Tailhook Pistol Brace is a Gear Head Works product
and may be added to your order for an additional cost.