Strike Industries ARARET7BLU Receiver Extension, Blue Anodized

The Strike Industries ARARET7BLU Advanced Receiver Extension is a 7-position receiver extension designed to upgrade the interface between stock and receiver on AR-15 and AR-10 platforms. It features scalloped surfaces to decrease friction with tight-fitting stocks and reduce overall weight while retaining mass where required. The extension includes a supported buffer retainer tab that aids indexing and a finer length-of-pull adjustment for ergonomics. It is compatible with standard AR-15 receivers and Strike Industries Pit Viper Stock.

Key Specifications

• The receiver extension features a 7-position MIL-SPEC diameter.
• The finish is a blue anodized surface.
• The component weighs 3.8 oz.
• It is designed to fit standard AR-15 receivers.
• It provides finer length of pull adjustment.
• It includes a supported buffer retainer tab for easier indexing.
• Scalloped surfaces help decrease friction and reduce weight.
• Compatible with the Strike Industries Pit Viper Stock.
• Product type: Buffer Tube / Advanced Receiver Extension.

Designed to improve ergonomics and reduce unnecessary mass at the rear of the receiver, this extension provides precise length-of-pull adjustment and improved indexing for adjustable stocks. Its combination of a multi-position MIL‑SPEC diameter, scalloped profile and supported buffer retainer tab makes it a practical upgrade for users seeking refined fit and function on AR-15 or AR-10 builds while maintaining compatibility with Strike Industries accessories.