This Remington manufactured late variation action bar assembly with action bar sleeve and forend support is for the right handed model 1100 semi-auto shotgun in 12 gauge using 2 3/4" shells. This complete assembly is in near excellent condition with light wear. (file photos)
Note: Firearms with the following date codes and serial numbers have been found with this part:
1977: M571851V
KC (May 1982): N724701V