The contractor must perform a technology refresh and repairs on 20 PLFS mobile marksmanship training simulators, including replacing gaming computers, upgrading projectors, repairing PEQ and magazine round counters, and providing related accessories. A system survey of all units is required to assess deficiencies. The contractor must provide all equipment, materials, and PPE, keep the work site clean, and notify the COR two days before starting each phase. Workmanship carries a one-year warranty, plus a five-year extended warranty covering hardware and software, with free courseware updates aligned to TC 3-22.40. Project completion is estimated at 30 calendar days from receipt of the Notice to Proceed.