Model

•  .750 (1)
•  .750 Internal Bore (2)
•  .936 Internal Bore (1)
•  308 Lower Parts Kit (1)
•  Butt Plate Spacers (4-Pack) (1)
•  Buttstock Rail (1)
•  Delta Pack (1)
•  Grovtec HD Swivel Assembly (1)
•  Heavy Duty (1)
•  MBA-4 Carbine Stock (3)

Coating

•  Manganese Phosphate (1)
•  Nitride (1)

Description

•  9MM Carbine Buffer Body (1)
•  Bolt Gas Rings (2)
•  Carbine Latch Plate (1)
•  Castle Nut (1)
•  Delta Ring Assembly (1)
•  Fits MBA-1 & MBA-2 (1)
•  Fits MBA-1 & MBA-3 (1)
•  Gas Ring (2)
•  Lower Receiver Parts Kit 308 (1)
•  Push Button Swivel Assembly (1)

Subcategory

•  Adjustable Gas Blocks (1)
•  Barrel accessories (1)
•  Bolt Catch (1)
•  Bolt Releases (1)
•  Castle Nuts (1)
•  Forward Assist (2)
•  Long Gun Parts (16)
•  Pins (1)
•  Sling Hardware (2)
•  Stocks & Buffer Tubes (6)
•  Upper Parts Kit (1)
Show all

Diameter

•  .750" (1)

Material

•  Steel AISI 4140 (1)

Quantity

•  10Pk (1)