Remove and install hundreds of sizes of cam bearings with just four mandrels! Expanding Mandrels cover a 1.370″ to 2.250″ range. Adjusts to undersize bearings so you can remove and install them from virtually any block. Complete kit includes all sizes of segments with neoprene sleeves and backing plates, a 5″L and 36″ L driver, threaded impact cap, PLUS a solid steel wall mount storage rack.