The Midwest Industries railed gas block is machined to same height as A-4 uppers and fits .750 diameter barrels.
Features:
- 4141 Steel
- .750 Diameter
- Upper Height Gas Block
Specifications:
- Color: Black
- Description: Picatinny Rail
- Manufacturer Part #: MCTAR-UHGB
- Model: Upper Height Gas Block
- Subcategory: Long Gun Parts
- Type: Gas Block