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- Thick Walled Aluminum
- Hard Coat Anodized
- Ejection Port Cover
- Forward Assist
- Low Profile Design
The AR-STONER™ LR-308 Assembled Upper Receiver is ready for a barrel to be installed, and attached to an LR-308 Lower Receiver.
This low profile, heat treated, and hard coat anodized aluminium upper receiver includes an ejection port cover and forward assist.
Note: Compatible with low profile handguards