... ,Low nut/Flat Nut DIN439,DIN988 SHIMS,BODY CLIPS,Pins, Hex drivers(Hexagon Wrenches),Silicone & Rubber O-Rings,TURNBUCKLES ,Dogbones, ... will cause no scratch for other items, however, a dish-shape installation hole at 900 has to be made.SIZE LIST ... fasten components with round axles.Size list:Hexagon Wrenches(Hexagon Key) DIN911Material; CRV6150Hardness: HRC48-53Sizes list:For other rc parts,please ...