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2Pcs MR031S MR031 MR006 ACB51H6.5 ACB4051K Bearing Bicycle Headset Replacement Bearing IS-2-138 AC49H6.5K (37x48.9x6.5 36/45)(ACB4051K 2Pcs) in Saudi Arabia 2Pcs MR031S MR031 MR006 ACB51H6.5 ACB4051K Bearing Bicycle Headset Replacement Bearing IS-2-138 AC49H6.5K (37x48.9x6.5 36/45)(ACB4051K 2Pcs) in Saudi Arabia 2Pcs MR031S MR031 MR006 ACB51H6.5 ACB4051K Bearing Bicycle Headset Replacement Bearing IS-2-138 AC49H6.5K (37x48.9x6.5 36/45)(ACB4051K 2Pcs) in Saudi Arabia 2Pcs MR031S MR031 MR006 ACB51H6.5 ACB4051K Bearing Bicycle Headset Replacement Bearing IS-2-138 AC49H6.5K (37x48.9x6.5 36/45)(ACB4051K 2Pcs) in Saudi Arabia

2Pcs MR031S MR031 MR006 ACB51H6.5 ACB4051K Bearing Bicycle Headset Replacement Bearing IS-2-138 AC49H6.5K (37x48.9x6.5 36/45)(ACB4051K 2Pcs)

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Brand
Generic

Special Features

  • 1.Precision Raceway and Steel Balls
  • Manufactured from high-carbon chromium steel, with raceways and balls precision-ground for smooth operation and low friction.
  • 2.Dust-Proof Sealed Design
  • Equipped with dual-sided metal or rubber shields (ZZ or 2RS) to effectively prevent dust and contaminants from entering, extending bearing service life.
  • 3.Universal Dimensional Standard
  • Complies with international ISO size standards (e.g., 608, 6203), allowing direct replacement in most equipment of the same specification.
  • 4.High-Speed Low-Noise Operation
  • Optimized for quiet performance, maintaining low vibration and noise levels even at high rotational speeds.
  • 5.Durable Multi-Scenario Application
  • Suitable for various applications including motors, pulleys, skateboards, household appliances, and light industrial machinery

Description

MR031 ACB4051K Bearing 40x51x6.5 - 36/36 Bicycle Headset Replacement Bearing IS-2-138 AC49H6.5K (37x48.9x6.5 36/45)
.MR031 - 37 x 48.9 x 6.5 - 36/45
Inner x Outer x Depth (mm):37 x 49 (48.9mm) x 6.5
Inch Dia:1-3/8"
Angle / Chamfer (Deg): 36 / 45
Bearing ID:37mm
Bearing OD:49mm (sometimes listed as 48.9mm)
Bearing Thickness:6.5mm
Internal Angle:36 Degrees
External Angle:45 Degree
.MR006 ACB4051K-BO - 40 x 51 x 6.5 - 36/36
Inner x Outer x Depth (mm): 40 x 51 x 6.5
Angle / Chamfer (Deg): 36 / 36
Bearing ID: 40mm
Bearing OD:51mm (sometimes listed as 48.9mm)
Bearing Thickness:6.5mm
Internal Angle:36 Degrees
External Angle:36 Degree
.Combined 2pcs:MR031 1Pcs and MR006 1Pcs
.Material: Chrome steel GCR15
Our picture is just referance, real bearing will not print any work on the bearing suface.
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is_customized : Yes
Material : Bearing Steel
Model Number : MR031S MR031 MR006 ACB51H6.5 ACB4051K-BO
Certification : None

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