LMT Rail Mounted M203 Non-NFA Receiver

LMT Rail Mounted M203 Non-NFA Receiver

The LMT Rail Mounted M203 Receiver brings the iconic 40mm launcher system into the modern era with enhanced versatility and platform compatibility. Designed to attach directly to any standard 1913 Picatinny rail, this receiver eliminates the need for traditional barrel mounting—making it ideal for today’s modular rifle systems.

Precision-machined from rugged 7075-T6 aluminum forging, this receiver is built to withstand hard use while maintaining a lightweight, durable profile. Featuring multiple recoil and locking lugs, it ensures a secure and stable attachment to your host platform, delivering confidence under demanding conditions.

Picatinny Rail Compatibility
Designed to mount directly to standard 1913 rails, enabling use across a wide range of modern platforms.

Type 1 Non-NFA Receiver
Not classified as a Destructive Device until a barrel is installed, allowing compliant acquisition and staging.

7075-T6 Forged Construction
High-strength aluminum forging ensures durability and resistance to heavy use.

Enhanced Lockup System
Includes three recoil lugs and three locking lugs for a secure, stable rail attachment.

Modern Modular Design
Eliminates the need for barrel-mounted integration, increasing flexibility across host weapons.

LMT Military-Grade Engineering
Built by Lewis Machine & Tool for reliability and precision in demanding environments.

Builder-Ready Platform
Accepts compatible barrels and sight systems (not included) for custom configuration.

Collector & Professional Appeal
Ideal for advanced builds, training platforms, or historically inspired modern setups.

Specifications

• Model: L2B1
• Platform Type: M203 Launcher Receiver (Rail Mounted)
• Launcher Caliber: 40mm
• Classification: Type 1 Receiver (Non-NFA until barrel installation)
• Mounting Style: 1913 Picatinny Rail Mounted
• Material: 7075-T6 Forged Aluminum
• Attachment System: Three Recoil Lugs and Three Locking Lugs
• Manufacturer: Lewis Machine & Tool (LMT)
• Included Components: Receiver only (no barrel or sights included)