Originally Posted by CoyoteSlash

Thread the 5.5 nut onto the Shaft where the shock would go, and use it as a counter to you threading the 7mm Nut to tighten down the shock post. Easy. (of course plastic isn't going to hold up to you twisting a hex against it.) That plastic is only supposed to hold the shaft from spinning when removing the shock, Not the Shock post installation itself.

And can you rephrase your question? What tools? You mean send me your diff for me to cut and send bearings with? or what?