i searched and couldnt find it but do these type of seatposts work for seatpost bars with a razor pro stock steer-tube http://www.danscomp.com/473018.php?cat=PARTS im going to bolt it with a front axel (and are there any modifications need to be done to it it looks like those silver things onside it need to come of) PLEZ HELP ME IT MEANS ALOT