Samson S&W M&P Shield Magazine Extension

S&W M&P Shield Magazine Extension Features: Samson Manufacturing s +1 Magazine Extension not only allows you to carry more ammo it also aids in your ability to clear malfunctions. It is designed to drop free without catching on the shooter s hand while the leading edge is contoured to facilitate one-handed reloads and act as a finger groove. The magazine extension features relief cuts to aid in extracting magazine to clear malfunctions and uses factory magazine spring. The replacement base pl