Stainless Steel Metal Rasching Ring Material:carbon steel, stainless steel or Aluminum alloy Size:15, 25,35,50,76,80, 90mm Metal Rasching Ring Metal Rasching Ring is made ... ×90×1.023611606297 The above data is reference to material stainless steel (AISI304) in the material thickness shown. Stainless Steel Metal Rasching Ring