TAMIYA 15111 Mini Round Hole Ball Bearing Set (4pcs.)
★These ball bearings give smooth counter gear rotation for greater efficiency.
★They feature 2mm holes.
★Compatible with Mini 4WD car high speed (4.2:1, 4:1), high speed EX (3.7:1) and super speed (3.5:1) gear set counter gears.
★Cannot be used with Mini 4WD PRO cars.