Madbull have sent over details of their new PEQ top rail:
This rail ties the upper receiver to the forearm to create a very rigid shooting platform. This rail will also give you the SPR look. Uninterrupted upper rail platform for multiple accessory arrangements. T6061 CNC Aluminum construction
Features:
Provides a rigid shooting platform Functions as a rail riser for scopes or red dot sights Gives your rifle a unique SPR look Uninterrupted upper rail platform T6061 Aluminum CNC Package include:
PRI PEQ Top Rail Mounting hardware More info and photo: http://madbull.com/peqtoprail/
(Madbull)