Brand Name

RISK

Origin

Mainland China

Use

Mountain Bikes

Model Number

Steel Bearings For Headset

Size

41 / 41.8 / 47 / 49 / 51 / 52

Name

RISK Headset Specialized Bearing

Material

Bearing Steel

Name: RISK Headset Specialized Bearing
Material: Bearing Steel
Size:

O.D x I.D x THK Angle: 45°

41 x 30 x 6.5

41.8 x 30 x 6.5

47 x 34.1 x 7

49 x 37 x 7

51 x 40 x 7

52 x 40 x 7

Unit:mm
Applicable: Common Bearing Headset.
Note:Loose ball bearing and similar bearings are not applicable

RISK Headset Specialized Bearing

Multiple specifications
Flexible rotation
Quiet and silent
Airtight waterproof
More sizes, more choices!
Here are the usual ones!

Product Size

Note: 41mm ≠ 41.8mm can not be mixed, please pay attention to the distinction!
Multiple specifications
Note: There is tolerance in manual measurement, please refer to the actual product.

Product Introduction

Steel sealed bearing
Data, clearly visible
Maintenance free
Flexible rotation
Quiet and silent
Easy to adapt to the harsh riding environment!

Steel ball cage sealing system

Selected high-quality steel, the ball is strong, smoother, and can't change under high pressure.
It is internally filled with high-viscosity grease, with sealing ring, rust-proof and maintenance-free!

Bearing steel ball

RISK Do our best to make products!

Sealed waterproof, rust-proof, maintenance-free!
Sealed rubber ring bearing, more durable!
RISK Do our best to make products!

Quiet and Silent Quality Guarantee

Size, clear and visible
Model/Outer Diameter/Height/Angle
Fine work, smooth surface!









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