It's called a adapter kit for a 2.0 cmu mount fixture
NSN 5935-01-197-7366
NSN 6240-00-204-9355
NSN 5855-01-132-5139
NSN 2925-01-157-9204
NSN 5925-01-496-3463
NSN 5950-00-215-4800
NSN 5960-01-039-7840
NSN 5915-01-196-9620
NSN 6110-00-732-5543
NSN 5985-01-075-9134
NSN 5985-01-039-1312
NSN 6220-00-832-4710
Last Updated: 12/23/2024