Complete your AR-15 build with the M&P by Smith & Wesson Complete Upper Parts Kit. This kit includes all necessary components for a stripped upper receiver, featuring an assembled forward assist, forward assist spring, forward assist roll pin, ejection port cover, ejection port spring, ejection port pin, and hinge pin clip. Designed for quality and reliability, this kit ensures your AR-15 functions seamlessly. Trust the M&P brand for your firearm needs and enhance your shooting experience today!