Snafu hexagon pegsmachined alloy 6061 t 6 alloy core with holes for extra lightness 12mm wall 4130 chromoly outer sleeve lightweight anti twist hex washers fit 10mm and 14mm axles 100mm lengthfeaturesmachined alloy 6061 t 6 alloy core1 2mm wall 4130 chromoly outer sleeve lightweight anti twist hex washers fit 10mm and 14mm axles100mm lengthbuy snafu conspiracy components from chain reaction cycles the worlds largest online bike store