No machining or drilling on hundreds dollar gun. The AR15 Lightning Link is easy to install and take from semi-automatic to fully automatic and back to semi-automatic in seconds.

This AR15 Lightning Link is made of stainless steel CNC milling which has excellent durability. It can be pushed hundreds of times in a row by the frame and still keep working.

The automatic sear switch is manufactured with high precision according to real model measurement and design drawings, which is suitable for military models such as AR15, M16, M16A1, M4, M4A1, and so on.

Also keep in mind, that it takes about ten seconds to install the Lightning Link in a standard unaltered AR-15. and only about six”seconds to remove it.

The Way It Works

Lightning Link serves to stop the hook of the disconnector from hooking the hammer. This allows the hammer to keep hitting the hammer pin constantly to achieve auto mode.

Product Assembly

By inserting the short parts through the small horizontal slots of the long parts, the whole assembly is already completed.
VitoWhisper AR15 Lightning Link Auto Sear Switch Assembly