... , SS316L/316, SS304 Stainless Steel BallFeatures: 1) Materials: SS440C,SS 420, SS316,SS 3042) Grades: G100 ~ G1000 3) Complies with the China ... , wheel, caster, slider, bicycles and trust bearing pulleys Stainless Steel Balls Verified Information This information is Verified by TÜV Rheinland ...