This is a Delrin rod that goes into the rear of any stock or modded stock Luxe OLED 2.0 1.5 and 1.0 bolt guide. Not the Pooty / NDZ Low pressure bolt guides
When you insert in this rod into the your bolt guide, it will run your gun on a higher reg pressure. This can get you better efficiency. Expect to see more kick and sound.
For some people a high shot count is number one. So this rod is for you. You might also need to up your guns dwell and reg pressure.
It is your job to tune your gun correctly when using this item to get the most out of it.