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Product Overview
The U2 MB (Mobile Bearing) Knee is a rotating tibial platform design intended to facilitate prosthetic alignment and lower shear force on the bone-implant interface.
The U2 MB Knee is compatible with both U2 fixed bearing Posterior Stabilized (PS) and Cruciate Retaining (CR) femoral components.
![](https://www.unitedorthopedic.com/wp-content/uploads/2020/09/2-U2-MB™-Knee-1.png)
Product Features
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MBC, Mobile Bearing Congruent Insert
- For use with the U2 CR femoral component
- PCL can be either retained or sacrificed
- Includes a central stopping mechanism designed to enhance Medial/Lateral (M/L) stability and also allows up to 4.5° hyper-extension
![](https://www.unitedorthopedic.com/wp-content/uploads/2020/09/2-U2-MB™-Knee-5.png)
![](https://www.unitedorthopedic.com/wp-content/uploads/2020/09/2-U2-MB™-Knee-6.png)
MB, Mobile Bearing Insert
For use with the U2 PS femoral component
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Both ACL and PCL sacrificed
AiO (All-in-One Block)
Enable surgeons to complete multiple femoral resections with a single cutting guide for increased precision
Supports both anterior and posterior referencing
Facilitates using all 13 sizes of anterior and posterior femoral resections in one block
Innovative, all-in-one design reduces half an instrument tray
![](https://www.unitedorthopedic.com/wp-content/uploads/2020/09/2-U2-MB™-Knee-7.png)