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ION - GAUI X7 / NX7 Precision ABEC-5 Sealed Tail Case Bearing Upgrade Set (2 pcs)

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Product Description

ION - GAUI X7 / NX7 Precision ABEC-5 RED Sealed Tail Case Radial bearing SET (2 pcs)  

These high performance ABEC-5 deep groove sealed bearings are great for the pilot that wants true precision, low friction bearings for there Gaui X7 / NX7 Tail Case. Sporting special non-corrosive Red nitrile rubber seals that help keep out debris, such as gear dust, metal shavings, and other contaminants which can lead to ball and race damage, premature bearing wear, or total bearing failure.
  • These precision bearings are a direct drop in replacement/upgrade for the stock GAUI X7 / NX7 Tail Case bearings (Part number's - 217505 (&) 0B1601)


  • Special non corrosive Red nitrile seals
  • Tight tolerance, high precision ABEC-5 grade deep groove bearing for ultimate smoothness
  • Pre-greased and ready to install
  • Special red nitrile seals keep the bearing grease clean and contained for longer bearing life
  • High ABEC-5 tolerances help minimize vibration and wear, while providing much higher accuracy, longer life, higher efficiency, and more smoothness.
  • Seals can be easily removed, and reinstalled if user desires


Includes: (2x) High precision ABEC-5, low friction 6x13x5 deep groove ball bearings


If a Retailer/Vendor does not specify which ABEC rating, it's likely that's it's ABEC-1, or even lower!  Most helicopter kits come standard with ABEC-1 steel bearings. ABEC-5 bearings are much tighter in tolerance, thus providing much higher accuracy, better efficiancy, longer life, and smoothness.

NOTE: The chart below shows the tolerance differance between ABEC-1, ABEC-3, and ABEC-5 bearings.

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