M1 Garand Bolt D6528287 IHC U International Harvester <br>4.40M - 4.65M useM1 Garand International Harvester bolt. Marked D6528287 IHC with U. These were observed on 4.40M - 4.65M serial number rifles. Finish is original. Bolt is stripped, comes as pictured. Click on image for larger view of actual bolt.