Quatro AG321-03 Gold Vault & Basic First Stage Filters Pack of 3 Copper Brass Nickel Silver Metals & Master Alloys Designed with a 1/8" round

Designed with a 1/8" round shank

or gas stovetop (per manufacturer guidance) Intended Substrates Glass

7mm sterling silver wide cable chain

Six wheel profiles per grade: Square Edge Unmounted (22mm × 3mm)

Quatro AG321-03 Gold Vault & Basic First Stage Filters Pack of 3 Copper Brass Nickel Silver Metals & Master Alloys Designed with a 1/8" roundThe Quatro AG321 03 First Stage Bag Filters are standard equipment in Quatro Gold Vault models GV117 and GV217, used in units manufactured since late 2017. These boxier filters feature a larger capacity design and serve as the direct replacement for the no longer available Quatro AG140 and Quatro AG144 filter bags. Sold in packs of 3, they provide a convenient supply for routine filter maintenance on compatible Gold Vault and Basic polishing units.