This is a solicitation for a specialized camera unit and delivery system for inspecting 155mm artillery bores. The required system includes a high-resolution side-facing camera and a down-bore camera, both with specific resolution, frame rate, and focus requirements, integrated into a rotating scanner body. The scanner must center within a 155mm bore and include user-controlled LED lighting. The system must connect to an existing government-owned data acquisition instrument using a specified custom cable and power supply. The self-propelled delivery unit must maintain compatibility with existing government-owned laser profiling equipment.