Rubber Flask Extender, 63.5mm x 88.9mm 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 89mm
• Shipping Weight: 11.951 ounces (338.808g)
• Country Of Origin: Taiwan
• Weight: 0.339 kg