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Already registered? Log in for updateThe ULTIMATE® Upgrade Series gearbox shell is cast in high-strength casting materials to ensure the box is able to endure the extra stress the upgrade will put on the box. The gearbox is equipped with taps controlling the lining of the case preventing the box from twisting under the stress.
* High strength hex-screws
* High performance 8mm steel bearings
* Low friction chromium plating
* Take note, gearbox shel comes whitout internals!
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