Quick details Structure:, deep groove Type:, ball Bore size:, 15 mm Outside diameter:, 35 mm Precision rating:, p0, p5, p6, p4, p2 Seals type:, z, 2z, rs, 2rs, rz, 2rz, open Number of row:, single-row, double-row Place of origin:, china (mainland) Material:, gcr15 Cage:, brass cage, nylon cage, steel cage Vibration:, v1, v2, v3, v4 Hardness:, hrc58-63 Noise level:, z1, z2, z3, z4 Internal clearance:, c1, c2, c3, c4 Free sample:, available Oem service:, acceptable Standard packing (tube packing 10pcs/tube)