The Saiga Fiberforce has 3M soft touch cheekrest pad for improved comfort when shooting. Also has DuPont extreme temperature glass reinforced polymer. Futures Fiberforce Dragunov design for Military look and style. The thumbhole grip textured pad is for improved comfort when shooting. Fits all Saiga firearms. The trigger assembly must be modified to the forward position for installation of ATI"s Fiberforce packages. ATI does not supply the components necessary to modify the trigger assembly