Refined and redesigned ball differential the updated transmission proportions. The narrower design accommodates the narrow LCG gear industry and all one of the keys points were improved to make the differential smoother to boost traction. The redesigned XB2 ball differential provides improved performance, durability, and easier maintenance. The externally adjustable ball differential is machined from HUDY Spring Steelââ? and it is in addition hardened for extra durability and a lengthier lifespan. A high-quality carbide thrust bearing and carbide balls are included for ultra-smooth procedure. Includes outdrive adapters created for use with drive shafts with 2.5mm pin. The ball differential is preferred for several forms of dust songs and for bumpy Astro tracks.