
Rio Grande Cast-In-One™ Stiffener Ring, 88.9 mm
Designed specially for the Rio Grande Cast-In-One™ casting machine, this stiffener ring fits onto the upper edge of the 3-1/2"-diameter clear plastic investing sleeve to give the sleeve rigidity and to keep the opening perfectly round during investment.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Designed specially for the Rio Grande Cast-In-One™ casting machine, this stiffener ring fits onto the upper edge of the 3-1/2"-diameter clear plastic investing sleeve to give the sleeve rigidity and to keep the opening perfectly round during investment.













