Blemished – .308 80% Lower – Billet | Polymer80
About this product
Blemished .308 80% Lower Receiver: Unbeatable Value for Your AR-10 Build
Discover the Blemished .308 80% Lower from Polymer80, offering minor cosmetic imperfections like small scuffs or scratches, but delivering 100% performance and reliability. Perfect for budget-conscious builders, this billet lower ensures a flawless fit and function for your custom AR-10 rifle. Save money without compromising on quality—ideal for pairing with an LR-308 / AR-10 rifle kit to complete your build.

Key Features and Specifications
- Platform: .308 (DPMS Gen 1 compatible)
- Material: Billet 6061-T6 Aluminum for superior strength
- Color: Anodized Black finish
- Includes: Broached magwell, heavy-duty trigger guard, threaded bolt catch hole (threaded pin not included)
- Markings: No fire/safe markings for a clean look
- Origin: 100% made in the USA, ensuring high-quality craftsmanship
Compatibility and Assembly
Designed for seamless integration with DPMS Gen 1 .308 components, this lower receiver works best with our recommended LR-308/AR-10 Lower Parts Kit, which includes the necessary threaded pin for easy installation. Follow standard AR-15 assembly steps for a straightforward build process, and enjoy a reliable, high-performance firearm. Note: Blemished items are final sale and non-refundable, but they undergo rigorous testing to meet Polymer80’s standards.
Why Choose Polymer80?
With years of expertise in firearm components, Polymer80 provides trusted, American-made products that empower builders to create custom rifles with confidence. This blemished lower is a testament to our commitment to affordability and excellence, backed by a community of satisfied users.
What's in the box
- Blemished – .308 80% Lower – Billet | Polymer80