Rio Grande Cast-In-One™ Rubber Base, 88.9 mm

Designed specially for the Rio Grande Cast-In-One™ casting machine, this rubber base holds a 3-1/2"-diameter sleeve and is ideal for treeing and investing your wax models. Insert the Penta-form into the corresponding holes in this base, leaving a gap of at least 1/8" between the Penta-form and the rubber, and you're ready to begin building your tree.

• Dimensions: 76.2 x 101.6mm
• Size: 3-1/2" dia.
• Brand: Rio Grande
• Shipping Weight: 2 lbs (0.907kg)
• Country Of Origin: Taiwan
• Weight: 0.907 kg