Select a Product Part NumberMaterialHose IDHose OD FromHose OD To B10Global Investment Cast Carbon Steel3/4" (20mm)1-32/64" (38.1mm)1-44/64" (42.9mm) B5Zinc Plated Iron1/2" (15mm)1-4/64" (27.0mm)1-12/64" (30.2mm) B4Global Investment Cast Carbon Steel1/2" (15mm)60/64" (23.8mm)1-4/64" (27.0mm) BBU9Brass3/4" (20mm)1-10/64" (30.2mm)1-20/64" (33.3mm) B9Zinc Plated Iron3/4" (20mm)1-20/64" (33.3mm)1-32/64" (38.1mm) BDGlobal Investment Cast Carbon Steel1/4" (6mm)36/64" (14.3mm)42/64" (16.7mm) CDGlobal Investment Cast Carbon Steel3/8" (9.5mm)44/64" (17.46mm)56/64" (22.3mm) DDGlobal Investment Cast Carbon Steel1/2" (15mm)52/64" (20.6mm)60/64" (23.8mm) RB9Stainless Steel3/4" (20mm)1-20/64" (33.3mm)1-32/64" (38.1mm) RBU9Stainless Steel3/4" (20mm)1-10/64" (30.2mm)1-20/64" (33.3mm) BU9Global Investment Cast Carbon Steel3/4" (20mm)1-10/64" (29.36mm)1-20/64" (33.3mm) BB4Brass1/2" (15mm)60/64" (23.8mm)1-4/64" (27.0mm) RB4Stainless Steel1/2" (15mm)60/64" (23.8mm)1-4/64" (27.0mm)