The CMMG AR-15 Buffer Retainer Spring is a testament to precision engineering and robust design. Crafted from stainless steel, this spring ensures reliable performance and longevity, making it an essential component for any AR-15 build. Its compatibility with Mil-Spec lower receivers highlights its versatility and ease of use.

Ideal for range time and training, the CMMG AR-15 Buffer Retainer Spring is a must-have for enthusiasts and gunsmiths alike. CMMG is renowned for its innovative approach to firearm accessories, ensuring quality and reliability in every product.

Key Features:
- Manufacturer: CMMG
- Model: AR-15 Buffer Retainer Spring
- Product Type: Buffer Retainer Spring
- Material: Stainless Steel
- Unique Features: Compatible with Mil-Spec lower receivers