the_SD_local said:Search "star nut installation".
You won't find "compression system" because I made it up specifically for scooters and there is nothing else like it except for BMX compression bolts which are very similar.
babboon jonny said:check it you put the star nut into you bars were the fork goes. then when you put your bars on you put a bolt from the bottom of the fork that goes up threw the fork and into the star nut. once you tighten the bolt the star nut will pull your bars down into the compression ring on your headset then you have a snug scoot and no wibble wobble then tighten your clamps. i hope that made sense