Mil-s-6721 mil spec single material response overall
Mil-s-6721,type 321 mil spec single material response
Mil-s-6721 mil spec single material response band or mil-s-5059 mil spec 2nd material response band
Mil-s-6721 type 1 mil spec single material response overall
Mil-s-6721 mil spec 1st material response overall or mil-s-5059 mil spec 2nd material response overall or mil-s-5059 mil spec 3rd material response overall or mil-s-5059 mil spec 4th material response overall or qq-s-764 fed spec 5th material response overall
Mil-s-6721,part no. 1560ch34-347-5 fscm81996
Mil-s-6721 mil spec single material response overall
Color:Black overall