Midwest Industries Side Folder Buffer Tube Adaptor

The Midwest Industries Side Folder Buffer Tube Adaptor provides a robust folding-stock interface for AR-platform rifles configured for gas-piston systems. The adaptor allows the stock to fold to either side and is designed to accept Mil‑Spec buffer tubes, giving flexibility for a variety of stock attachments. Its locking features and clamp engagement are intended to deliver consistent lock-up in both folded and open positions. The assembly adds measurable length to a firearm when deployed and when folded, and it carries a stated complete assembly weight of 8.4 ounces.

Key Specifications

• The folding mechanism is constructed from 4140 steel.
• Includes a full-length locking lug for maximum strength.
• Provides a solid positive lock up in both folded and open positions.
• Features a steel clamp with large surface engagement.
• Can be configured to fold left or right.
• Modular design accommodates different stock attachments.
• Allows attachment of Mil‑Spec buffer tubes.
• Adds 2.5 inches to overall length when open and 0.75 inches when folded.
• Complete assembly weight: 8.4 oz.
• Steel components have a black manganese phosphate finish and the product is made in the USA.

With its combination of robust locking geometry and modular compatibility, this side-folder adaptor is a practical option for users who need a compact folding solution without sacrificing structural integrity. It is suited to applications where a folding stock is desired for transport or storage while preserving a secure attachment when deployed.