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Custom Barrel Assemblies
7.5" - 14.5"
11.5" - 14.5"
Custom Rifle Kits
7.62 x 39
Magpul UBR AR15/M16 Buttstock MAG330
Magpul UBR AR15/M16 Buttstock - Black
Stock Status:(Out of Stock)
DE & OD Green Available
Buffer & Spring
With H-Buffer and Spring [Add $17.00]
Without H-Buffer and Spring
Email me when Back-In-Stock
The Magpul UBR (Utility/Battle Rifle) is a fully-featured, adjustable butt stock for the AR15/M16. The UBR provides extra counterbalance weight to improve handling on full-length rifles and weapons with muzzle-heavy accessories or grenade launchers. Offering the stability of a fixed stock with consistent cheek weld in any position. Seven-position length of pull (LOP) adjustment. A robust lock mechanism and multi-shell construction increase durability. Available in black, od green and dark earth.
Due to product availability Magpul products may not ship in original Magpul packaging.
Entry Receiver Extension
Multi-shell construction provides solid foundation and shields critical operating parts from penetration damage
7-Position LOP adjustability with customizable preset system for fast access to preferred length
Solid “fixed stock” lockup in all positions
Repositionable cheek piece accommodates users requiring extra eye-relief
Stout construction provides counterbalance weight for improved weapon balance and handling
Sling Mounts -
Front / Rear - Single-side push-button QD sling mounts (Left-Right Reversible)
Bottom - 1.25" Sling loop
Storage Module (Left-Right Reversible / Removable)
Rubber Butt-Pad, 0.30” (Removable)
Weight, w/ Entry Receiver Extension: 1.56 lb.
Length, Stock: 8.00-11.30 in.
LOP Adjustment: 7-Position (0.56 in. / position)
LOP Adjustment Range: 3.3 in.
CAR Buffer and Spring (available with or without - choose option)
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AR-15 M4 Mil-Spec CAR Buttstock Assembly - Black
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Magpul ACS Carbine Stock Commercial MAG371
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