MUQZI Ceramic Bearing Bottom Bracket BB90-92 Suitable Road Mountain Bike 41MM Press Fit Axis Waterproof BB 22 24mm Crankset | Спорт и

MUQZI Ceramic Bearing Bottom Bracket BB90-92 Suitable Road Mountain Bike 41MM Press Fit Axis Waterproof BB 22 24mm Crankset | Спорт и

Features:

1. The Main Product Is Made Of Aviation T6 Aluminum Alloy, Which Is Light In Weight And High In Strength
2. The Inner Ball Of The Bearing Is Made Of Black Ceramics, Which Has Higher Temperature Sintering Strength, Lubrication And Wear Resistance And Greatly Improved Service Life. Low Friction System, More Lubrication, And Higher Durability
2. The Middle Is Made Of Nylon Material Through Cnc Cutting, Avoiding The Use Of Plastic Materials Due To Aging In The Harsh Environment For a Long Time, And Improving The Service Life. The Joint Adopts Two Waterproof Structure Designs, Which Improves The Sealing Performance And Greatly Reduces The Acid Rain. Access To The Inside Of The Bearing,

product information:

For: Mountain/ Road /Fixed Gear Bike
Color: Black/Red
Net Weight: 98.9G
Width Installation Specifications:
Suitable For 90-92mm Bottom Bracket Width Use
Diameter Installation Specifications:
Suitable For 41Mm Five-Way Inner Hole Diameter
Inner Diameter Of Middle Hole: 24mm< Give Away Adapter It Can Be Used For 22mm Cranks>

In Order To Meet The Different Needs Of More Customers, a Set Of 24mm To 22mm Adapters Has Been Added. After Installation, It Can Be Used With 22 Mm Cranks. (Use Two Thinner Washers On The Other End). If The Crank Is 24mm, There Is No Need To Add It.

The Use Of Ceramic Balls Inside The Bearing (The Internal Lubricating Grease Has Been Wiped Off Due To The Photo Show) Will Be Affected By Thermal Expansion And Contraction, So That The Bearing Can Work In An Environment Where The Temperature Difference Changes Sharply. The Modulus Of Elasticity Is Higher Than That Of Steel, So It Is Beneficial To Increase The Working Speed And Obtain Higher Accuracy.

Sealing ring design, sealed and waterproof

Frequently Asked Questions:
1. How long does it take to send a package?
Within TWO days (except holidays)
2. What if I do not receive my items?
Please contact us first, we will track your items. If you cannot receive it, we will refund it in full, please do n’t worry

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