Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	KIF
Country of Origin	Japan
Precision Grade	P5
Bearing Material	Chrome Steel
Seal Type	ZZ / 2RS Options
Cage Type	Steel Cage
Lubrication	Pre-greased
Compatible With	Scooters, Skateboards
Noise Level	Low Noise
Warranty Period	6 Months

5 reviews

Anonymous

Mar 21, 2026

Rating: 4/5

Solid Performance

Been using them for a month now under heavy load. No signs of wear yet. Would recommend for DIY machinery projects too.

Anonymous

Mar 21, 2026

Rating: 4/5

Good Value for Money

Quality seems genuine based on the packaging and performance. Shipping took a bit longer than expected but worth the wait.

Anonymous

Mar 12, 2026

Rating: 5/5

Perfect Fit

Ordered the 608ZZ size for my skateboard wheels. They fit perfectly without any forcing. Very happy with the purchase.

Anonymous

Feb 13, 2026

Rating: 5/5

Smooth Ride Upgrade

Installed these on my electric scooter and the difference is night and day. Much smoother acceleration and less friction noise.

Anonymous

Jan 31, 2026

Rating: 5/5

Genuine KIF Product

I was worried about counterfeits but these are the real deal. Precision is noticeable when spinning them by hand.

5 FAQ

Q: Can I return them if I ordered the wrong size?

A: Yes, returns are accepted within 30 days provided the bearings are unused and in original packaging.

Q: What is the maximum RPM rating for these bearings?

A: While dependent on load, P5 grade miniature bearings typically support high RPMs suitable for scooter motors.

Q: How can I verify these are authentic Japanese KIF bearings?

A: Authentic KIF bearings come with specific laser etching on the shield and original packaging with hologram stickers.

Q: Will the 608 size fit a Xiaomi M365 scooter?

A: Yes, the 608 size is standard for most electric scooters including the Xiaomi M365 model.

Q: What type of grease is used inside the bearings?

A: They are pre-lubricated with high-quality lithium-based grease suitable for high-speed applications.

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