The springfield M1A gas cylinder lock is an essential component for maintaining the precision and reliability of your springfield M1A series rifles, compatible with 7.62x51mm, .308 Win and 6.5 Creedmoor calibers. Expertly crafted from durable steel and finished with a matte blued coating, this factory OEM lock ensures a secure fit by bipoding directly onto the barrel, perfectly aligning the gas cylinder plug with the gas cylinder. Whether you're looking to keep a spare on hand for peace of mind or need an immediate replacement for a lost or damaged lock, this gas cylinder lock is a must-have for any M1A rifle owner seeking optimal performance and longevity.