Comparison : Item # 4429-0200-100, 2" I.D.
4429 Hot Tar and Asphalt Suction Hose - 150 PSI
Item # 4429-0300-100, 3" I.D.
4429 Hot Tar and Asphalt Suction Hose - 150 PSI
Item # 4429-0400-100, 4" I.D.
4429 Hot Tar and Asphalt Suction Hose - 150 PSI