i just picked up a crown point barrel 2nd generation without the O-ring at the tip . it dosn't make the tinging sound when balls are shot threw it . any ideas why ??? thanks much 4 any help ... <a href="http://s45.photobucket.com/albums/f74/twobad4u73/?action=view¤t=good2-1.jpg" target="_blank"><img src="http://i45.photobucket.com/albums/f74/twobad4u73/good2-1.jpg" border="0" alt="Photobucket"></a><a href="http://s45.photobucket.com/albums/f74/twobad4u73/?action=view¤t=good1-1.jpg" target="_blank"><img src="http://i45.photobucket.com/albums/f74/twobad4u73/good1-1.jpg" border="0" alt="Photobucket"></a>