Rubber Flask Extender, 63.5mm x 63.5mm dia.

Prevent investment overflow with durable, re-usable flask extenders. Slide this flexible, high-quality rubber extender over the top edge of your solid flask before investing and remove it before burnout.

• Dimensions: 64 x 64mm
• Shipping Weight: 9.61 ounces (272.427g)
• Country Of Origin: Taiwan
• Weight: 0.272 kg