Industry-standard black plastic vent flip cap. This can be used as a replacement for all Radium Engineering quick-fill dump cans. It can also be custom installed into a non-vented plastic fuel jug or metal gas can. After drilling a 31/64" (12.3mm) hole, simply press the flip cap in. Made in the USA.

• Press-Fit Diameter: 0.52 inch
• Effective Press-Fit Depth: 0.20 inch
• Overall Closed Height: 0.66 inch