61901-2Z Ball Bearing Double Shielded ID 12mm OD 24mm Width 6mm Bicycle Full Ceramic Bearing the inner Diameter is 8mm

the inner Diameter is 8mm and the Outer Diameter is 16mm

Standard cage materials might be molded on high-strength brass steel artificial or resin

the 6314-2NSE outer diameter is 150mm

or any application that uses this size 3/16"

61901-2Z Ball Bearing Double Shielded ID 12mm OD 24mm Width 6mm Bicycle Full Ceramic Bearing the inner Diameter is 8mm61901 2Z Deep groove ball bearings single row Radial Bearing 12x24x6 61901 2Z Deep groove ball bearings single row Radial Bearing 12 mm ID x 24 mm OD x 6 mm Wide. Item Sku : 61901 2Z Brand : VXB Type : Deep groove ball bearings Inner (ID) : 12mm Outer (OD) : 24mm Width : 6mm Inner Inch : . 472 Inch Outer Inch : . 945 Inch Width Inch : . 236 Inch Size : 12mm x 24mm x 6mm Size Inch : . 472" x . 945" x . 236" Dynamic load : 2. 25 kN Static load : . 98 kN