We manufacturer high quality stainless steel mounted bearings in USA. Our mounted bearings are designed from 100% stainless steel to maximize performance. Rainbow offers food-grade stainless steel mounted ball bearings that comply with ABEC-1 standards. Crafted from corrosion-resistant stainless steel with smooth surfaces that prevent debris buildup, these bearings are perfect for food-handling equipment that undergoes frequent washdowns. The bases are made from solid cast 300 series stainless steel, while the ball bearings are deep-grooved and constructed from Type 420C stainless steel. Permanently lubricated with USDA-approved grease and double shielded, these bearings are virtually maintenance-free.