CLU and ROUND Mechanical Assembly Diagram - Firearm Feeding System Explained #3220578 (License: Personal Use)

This line-drawing schematic depicts a cross-sectional view of a firearm’s cartridge feeding mechanism, highlighting the Cartridge Loading Unit (CLU) on the left and the ROUND (cartridge) positioned within the feed ramp and chamber interface. The CLU appears to include springs, levers, and guides that control cartridge positioning and feeding into the chamber. Such diagrams are essential for maintenance, design validation, and training in small arms engineering.

This image is typically used in firearms technical manuals, engineering documentation, or educational resources for ordnance specialists and gunsmiths. It serves users seeking to understand or troubleshoot ammunition feeding systems in automatic or semi-automatic firearms.