Comparison : Item # 20HB-20SF45, 1.25 Inch (in) Hole Size Hose Barb to SAE Flange Head - 45 Degree
Item # 24HB-24SF45, 1.50 Inch (in) Hole Size Hose Barb to SAE Flange Head - 45 Degree
Item # 32HB-32SF45, 2.00 Inch (in) Hole Size Hose Barb to SAE Flange Head - 45 Degree
Item # 40HB-40SF45, 2.50 Inch (in) Hole Size Hose Barb to SAE Flange Head - 45 Degree
Item # 48HB-48SF45, 3.00 Inch (in) Hole Size Hose Barb to SAE Flange Head - 45 Degree