Comparison : Item # PTB050C, 1/2 Inch (in) Hose x 3/4 Inch (in) Female Coupler C Barb Polypropylene (PP) Street Elbow Camlock Fitting
Item # PTB050D, 1/2 Inch (in) Female x 3/4 Inch (in) Female Coupler Thread Polypropylene (PP) Street Elbow Camlock Fitting
Item # PTB050E, 1/2 Inch (in) Hose x 3/4 Inch (in) Male Adapter E Barb Polypropylene (PP) Street Elbow Camlock Fitting
Item # PTB075W, 3/4 Inch (in) Plug x Female Coupler Polypropylene (PP) Street Elbow Camlock Fitting
Item # PTB075V, 3/4 Inch (in) Cap x 3/4 Male Adapter Polypropylene (PP) Street Elbow Camlock Fitting