XRAY made Ball-bearing 6 Degree 13x5 Steel Sealed Oil 2 (930613) Metal Bearings
High-quality ball-bearings ID x OD x depth (mm) = 6x13x5mm. Couple of 2 pieces. These ball-bearings are degreased and carefully oiled with AeroShell Fluid 12 oil for maximum smoothness, longevity, greatest tolerance and optimum performance. Fits RX8, RX8E, NT1