Action wise, the LRR’s is nearly identical to what you find on the T/C Compass — A 3-lug Excess fat bolt. very easy to manufacture, this is where the gunmaker keeps manufacturing costs down.
and there's a trove of https://allkindsofsocial.com/story2934842/the-fact-about-cheap-9mm-handguns-that-no-one-is-suggesting