CMMG 55CA9A7 Stainless Steel AR15 Buffer Assembly

This CMMG A1-style rifle buffer is a replacement buffer designed for AR-15 platforms using a rifle-length receiver extension. It is finished and constructed in stainless steel and is built to meet or exceed mil-spec standards for compatibility with mil-spec AR-15 action springs and A1 buffer tubes. The A1 design is offered in a range of standard weights to tune system performance for different builds and ammunition. Intended as a direct replacement component, this buffer supports rifles with rifle-length receiver extensions and mil-spec buffer tubes.

Key Specifications

• The model is 55CA9A7.
• The finish is Stainless Steel.
• The material is Stainless Steel.
• Designed as a Buffer Assembly for AR-15 platforms.
• This product is classified as a Buffer type component.
• The rails are specified as Stainless Steel.
• Compatible with rifle-length receiver extensions.
• Meets or exceeds mil-spec compatibility for AR-15 action springs and A1 buffer tubes.
• Provides an A1-style buffer design offered in five standard weights for system tuning.

This stainless-steel buffer assembly delivers a straightforward, mil-spec-compatible replacement option for shooters building or maintaining AR-15 rifles with rifle-length receiver extensions. Its A1-style design and stainless construction make it a practical choice for those seeking a durable, direct-fit component for tuning system performance.