"MATL BLACK OPAQUE NYLON COATED FIBERGLASS; 0.330 IN. O/A LG,2.150 IN. O/A ID ENDLESS TAPE,0.004 IN. O/A THK,SPROCKET PERFORATIONS LOCATED ALONG DIA,0.072 IN. O/A PERFORATION LG,0.050 IN. O/A PERFORMATION W,0.100 IN. O/A DISTANCE BETWEEN PERFORATIONS"