Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!
Microsoft MSN, Live, Hotmail, Outlook email users may not be receiving emails. We are working to resolve this issue. Please add support@steelsoldiers.com to your trusted contacts.
Since the side panel is off, use a pipe wrench on the upper lip. Worse case scenario is to take the housing and filter completely out and put the housing in a vice.