https://www.ebay.com/sch/i.html?_nkw=3M+Airline+Hose+15+00+X+15+00&_sacat=0&_dmd=2

3M Airline Hose, 15.00 X 15.00

Regular price
$269.00
Sale price
$187.00

Airline Hose, For Use With Low Pressure Supplied Air System, Couplers 1/4 In. Industrial Interchange, Length 50 ft, Hose Inside Dia. 1/2 In, Standards NIOSH Approved