| Winchester LMR | |
| Origin: | United States |
| Type: | Assault rifle |
| Is Ranged: | YES |
| Design Date: | 1958 |
| Weight: | 5.50 lbs |
| Cartridge: | .224 E2 |
| Action: | Gas |
| Feed: | 20-round box magazine |
| Sights: | Iron |
The Winchester LMR is a prototype rifle that was developed for military use but was sidelined in 1964 by the AR-15.[1]