Ruger SA Super Blackhawk Revolver Deluxe Shoulder StockStock fits Ruger New Model Super Blackhawk Revolvers. Grips with square trigger guard (ONLY) for 7 1 2" or 10 1 2" barrel. NFA RULES APPLY AS THIS MAKES YOUR REVOLVER AN SBR! Our Ruger Super Blackhawk SA Deluxe Revolver Shoulder Stock is a 15 minute switch, taking off the current handle and mounting our handle stock. Our Ruger Super Blackhawk Deluxe Shoulder Stock is made with aluminum and carbon fiber filled polymers, solid brass accents. Includes a