Heckler & Koch HK53 223/556 Full-Auto Rifle | Transferable Fleming Sear

Heckler & Koch HK53 Full-Auto .223/5.56 Rifle | Transferable Fleming Sear

Genuine Heckler & Koch HK53 chambered in .223 Remington / 5.56 NATO, configured as a full-automatic machine gun with a transferable Fleming sear. This compact carbine is part of the HK33/G3 family and uses the signature roller-delayed blowback operating system. It features a collapsible stock, textured polymer handguard, fixed iron sights, and the classic HK selector with red position markings indicating full-auto capability.

The rifle is in clean overall condition with clear factory engravings and typical HK finish. The transferable Fleming sear registers the firearm as a pre-May 1986 machine gun, making it a rare civilian-transferable example of this iconic platform.

Key Features:

• Genuine Heckler & Koch HK53 (.223 / 5.56 NATO)
• Full-automatic with transferable Fleming sear (pre-1986 registered machine gun)
• Roller-delayed blowback action
• Collapsible stock
• Textured polymer handguard
• Standard iron sights
• Classic HK controls with red full-auto selector markings

A highly regarded compact carbine known for reliability, controllability, and distinctive HK design. All NFA rules apply (transfer via FFL/SOT required).

This is a rare transferable full-auto HK53.

All used firearms are sold AS-IS with NO RETURNS.