Axle tube debris

[ExTankerGuy]

How do you prevent crud from entering the axle tube when you uprade your axle shafts? On the stock shafts there is a plastic ring to prevent junk from getting in the tube. On my aftermarket shafts, there is nothing....

 

[RCP Phx]

http://www.naxja.org/forum/showthread.php?t=77092&highlight=axle+seals