The Carbon Fiber Skeletonized Picatinny Stock Tube Adapter from Spectre3D is designed to provide a lightweight, rigid stock tube mounting solution for platforms equipped with a standard MIL-STD-1913 Picatinny rear mounting interface.

Featuring a skeletonized design approximately 6 inches in length, this adapter removes unnecessary material while maintaining excellent strength and rigidity. It allows the installation of a compatible commercial-spec stock on platforms utilizing a rear Picatinny rail, creating a clean, streamlined appearance without adding unnecessary bulk.

Each adapter is manufactured in the USA from carbon fiber reinforced PETG using precision additive manufacturing techniques. Every part is produced with a reinforced, high-infill construction to provide outstanding durability, dimensional accuracy, and long-term performance.

Key Features

• Skeletonized lightweight design
• Compatible with standard MIL-STD-1913 Picatinny rear rail interfaces
• Accepts compatible commercial-spec stock assemblies
• Secure Picatinny mounting system
• Approximately 6-inch overall length
• Manufactured from carbon fiber reinforced PETG
• Reinforced high-infill construction for added rigidity
• Precision 3D printed in the USA
• Clean matte carbon fiber appearance
• Mounting hardware included

Specifications

Compatibility

Designed for platforms utilizing a MIL-STD-1913 Picatinny rear mounting interface and intended for use with compatible commercial-spec stock assemblies.

Because manufacturers may vary slightly in their dimensions and tolerances, please verify compatibility with your specific platform before ordering.

What's Included

• 1 × Carbon Fiber Skeletonized Picatinny Stock Tube Adapter
• Mounting hardware

Stock, buffer tube, stock assembly, and any other accessories shown in product photos are for demonstration purposes only and are not included unless specifically stated.

Manufacturing Information

Every Spectre3D adapter is individually manufactured using carbon fiber reinforced PETG through precision additive manufacturing. Slight variations in surface texture or layer appearance are a normal characteristic of the manufacturing process and reflect the unique nature of each individually produced part.

For installation, apply a medium-strength thread locker to the mounting hardware and tighten securely without overtorquing. Always verify proper fit and attachment before use.

Proudly designed and manufactured by Spectre3D in Georgia!