Picco EXR .45 Blue HeadSealed Bearing Set (1) Rear 12x28x8**oos (1) Front 7x19x6 FastEddy Bearings offer the highest quality bearings available. Our engine bearing sets include: (1) Front (1) Rear engine bearing. We ship the bearings with 2 rubber seals. In many cases depending on your application you may want to remove one or both seals. We recommend that you look at the set you are removing to decide what seal/s to remove.To remove a rubber seal, simply slip a thin sharp knife tip or needle under the edge of the seal and lift up.You are purchasing the bearing listed above. In many cases the bearing sizes may change depending on your particular model and the date that it was manufactured as well as different hop ups you may have installed. PLEASE DOUBLE CHECK you R/C before ordering to make sure you get all the proper bearings. We try to keep the kits updated as best as we can. If you find a variation or mistake in our kits, please contact us so we can look into itFastEddy Bearings