Armaspec ARM6521-ODG Self-Retention Castle Nut & End Plate – OD Green Aluminum

The Armaspec ARM6521-ODG Self-Retention Castle Nut and End Plate delivers a precision-engineered upgrade for AR-15 platform builds. Machined from lightweight aluminum and finished in a tactical OD Green anodize, this castle nut and end plate combo features an integrated self-retention design that eliminates the need for staking while providing a secure, rattle-free lock-up for your buffer tube. Installation is straightforward, making it an ideal choice whether you’re assembling a new rifle or refreshing an existing build. The result is a clean, professional finish that doesn’t sacrifice durability or long-term reliability. At $26.99, this is a high-value, drop-in component that meets the standards of serious AR builders. Order online at deeprootsrifleco.com and enjoy fast shipping nationwide, or visit our gun store in Eustis, Florida, where our knowledgeable staff is ready to help you complete your next custom AR build.