1-1/4" SURVIVOR® BLAST HOSE EXTENSION ASSEMBLY W/ COUPLINGS (INCLUDES): (50') BLACK BLAST HOSE,NOMINAL 1-1/4" ID x 2-5/32" OD, 4 PLY, WP 175 PSI & (2) SIZE 3 BRASS QUICK COUPLERSThis product is compatible with the following OEM manufacturers OEM...