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.

Madbull PRI Rifle Length PEQ 12inch Top Rail (449mm)
T6061 Aluminum Construction
With 20mm Picatinny Rail
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