CMMG AR .308 Mk3 Carbine Buffer Assembly

The CMMG AR .308 Mk3 Carbine Buffer Assembly is a purpose-built buffer for .308-compatible AR carbine platforms. It is intended for use with the CMMG .308 carbine buffer spring and is described as compatible with LR-308 Mk3 and AR-10 platforms. CMMG states the part is manufactured in the United States and guaranteed against defects in material or workmanship for the life of the product.

Key Specifications

• The product type is Buffer.
• The subcategory is Stocks & Buffer Tubes.
• Designed to fit AR rifles.
• The color is Black.
• Compatible with LR-308 Mk3 and AR-10 platforms.
• Intended for use with the CMMG .308 carbine buffer spring.
• Manufactured in the United States.
• Backed by a lifetime guarantee against defects in material or workmanship.

Reliable buffer components are a straightforward way to maintain consistent function in .308 carbine platforms. The CMMG AR .308 Mk3 Carbine Buffer Assembly provides a factory-backed solution built in the U.S., with design and materials intended for long-term service. Its compatibility with LR-308 Mk3 and AR-10 platforms makes it a practical choice for owners seeking a durable, drop-in buffer assembly that aligns with CMMG engineering and support.