Factory new Remington 870 forend tube assembly with tube nut. This is a sure way to breath new life into you 870 as the timing cuts on the action bars of the forend tube assembly engage the shell latches and control your feed and function. If you are having feed and function issues this is most often the fix. Look at your action bars and you will one diagonal cut on each one. If these are chipped or rounded off that is cause your feed issues and this part is the fix. Choose 12ga,20ga or 28/410 on the drop down menu. The forend tube assemblies are $39.35 and the nuts are $7.65 so this a combo deal.