This cam and groove in-line sight glass assembly will allow the operator to see the material being transferred through a hose assembly. This assembly includes an 8" polycarbonate sight glass tube, a type A camlock fitting, and a type D camlock fitting. The type A & D cam and groove fittings screw into each side of the polycarbonate tube. Once assembled, this assembly will have a male camlock adapter on one side and a female camlock on the other side. These quick connect/disconnect fittings will make it easy for the operator to connect this in-line sight glass assembly to a hose with cam and groove fittings. View your flow at the same time.