Features: Fits most standard bushing / wheel bearings, turn the discs over to drive seals brand new and high quality Also useful for driving small bushes etc Aluminum construction for strength and durability as well as rust resistance Suitable for cars / motorbikes or anything that has bearings or seals This kit makes it very easy to insert wheel bearing races and seals with out damage to the race and mandrel housing Specifications: Material: Aluminum Size： Inner Diameter x Outer Diameter 10 x 12 mm /0.39x 0.47 inch 12 x 14 mm / 0.47x 0.55 inch 14 x 16 mm/ 0.55x 0.63 inch 15 x 17 mm/ 0.59x 0.67 inch 16x18mm / 0.63 x 0.71inch 18x20mm/ 0.71x 0.79 inch 20x22mm/0.79x 0.87inch 22x24mm/0.87x 0.94inch 25x27mm/0.98x1.06inch 28x30mm/1.10x 1.18inch 30x34mm/1.18x 1.34inch 32x36mm/1.26x1.42inch 35x40mm/1.38x1.57inch 38x42mm/1.5x1.65inch Color: As picture shows Package Includes: 14 x Wheel Bearings 3 x Mandrels note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you place order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!