I have a new 28" factory Mossberg 12 guage barrel with modified choke and a new Mossberg 12 guage 5 round mag tube with spring and follower for sale. Parts are from a new unfired Mossberg M500A. $60 shipped for barrel, $30 shipped for mag tube and extras. E-mail SRMAGS1@aol.com for pics if interested. Thanks for looking.