Undersized 0.490″ Router Bit Bearing x 1/4″ID – Whiteside B9U
After you’ve sharpened your router bits a few times, you could find that the outside diameter has gotten a little smaller. The undersized 1/2″ bearing measures in a 0.49″. .049″ Outside Diameter 1/4″ Inside Diameter
Category: Router Bit Bearings
This Whiteside B9U router bit bearing is an undersized replacement part with a 0.490-inch outer diameter and a 1/4-inch inner diameter, designed for use with compatible Whiteside router bits.
- Undersized 0.490-inch bearing diameter for precise routing applications.
- 1/4-inch inner diameter to fit standard arbor sizes.
- Manufactured by Whiteside, a trusted name in router bit accessories.
- Suitable as a replacement bearing for select Whiteside router bits.
Before you pay
Check the method and total at checkout.
When it ships
Allow for processing time as well as the journey to you.
Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.
Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.
View policyIf you need a refund
Keep your order number and contact the store to start.
Please contact us for the refund processing timeframe before returning an item.
View policyDelivery costs
Review the cost for your destination and chosen service.
Standard Shipping · United States: $0.00
Express Shipping · United States: $3.99
View policyReturning an item
Check the return conditions before sending anything back.
United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.
View policy








