This nylon pressurized side-mounted gravity cup assembly fits the Fuji GXPC and GT-X2 spray guns and comes with an L fitting, flare, and pressure tube. It holds 600 cc (20.3 ounces) of fluid.

Pay in 4 interest-free payments of $18.63 — (At checkout, choose PayPal as your payment method, then choose Pay in 4.)

You can see the level of fluid, and the cup has measurements on the side in both ml and ounces. The lid needs no gasket, and when properly cleaned and tightened, the cup doesn’t leak.