Description

The FAB Defense Ultimate AR-15 Upgrade Kit is your all-in-one solution for taking your AR-15 to the next level.

Designed for versatility, durability, and maximum performance, this kit equips you with everything you need to enhance your rifle.

Whether you’re a seasoned shooter or a new enthusiast, this bundle provides a tactical edge with premium materials, ergonomic designs, and advanced functionality.

Perfect for home defense, competitive shooting, or tactical applications.

Included In Kit:

• 1x Buttstock & 10 Round Magazine GL CORE M
• 1x Pistol Grip GRADUS
• 1x Forward Grip Combo Pack PTK VST-M for M-LOK
• 3x Magazine ULTIMAG G2
• 1x Front & Rear Backup Sights RBS+FBS

AR-15 Upgrade Kit Features & Compatibility:

GL CORE MAG-  M4/AR15 Buttstock w/ Built-In Mag Carrier

Features:

• Tactical buttstock with integrated AR 5.56 magazine carrier
• Integrated cheek weld optimized for the M4/AR15 platforms
• Optimized for a rapid magazine change
• Multi textured rubber butt-pad for a secure shouldering during rapid fire
• Interchangeable buffer tube adapters for a tight fit on Mil-Spec and Commercial buffer tubes
• Provided with one Ultimag 10 round AR magazine
• Includes ambidextrous quick detach rear sling swivel connectors

Compatibility:

• Compatible with both Commercial and MIL-Spec buffer tubes
• All standard 5.56 x 45 (.223 Remington) AR15/M16/M4 steel magazines

GRADUS- Reduced Angle Pistol Grip

Features:

• Reinforced polymer core with textured rubber overmold
• Designed to relieve pressure on the hand by equally distributing the force applied on the surface of the grip
• 15 degree reduced grip angle, perfect for precision shooting & CQB
• Slim ergonomic design with a curved backstrap for enhanced, more comfortable grip
• Available with a beaver tail

Compatibility:

• M-4 / M-16 / AR-15/ SR-25 / AR-10 variants

PTK-VTS M Combo- M-LOK® Compatible Ergonomic Pointing Foregrip + Versatile Tactical Support

Features:

• M-LOK® compatible angled grip
• Provides a natural grip positioning for “point & shoot” techniques
• Ergonomic design prevents fatigue during prolonged use
• Rubberized coating allows for superior grip in all weather conditions
• Improves weapon control and maneuverability
• Allows versatile positioning for optimal user compatibility
• Durable & lightweight rubberized reinforced polymer construction
• Unique pointing grip and thumb lock combination for secure grip
• Made of a single piece of extremely durable polymer composite
• Provides an additional compartment for cleaning kit or spare battery

Compatibility:

• M-LOK® compatible handguards

ULTIMAG G2- M16/M4/AR15 5.56×45 30 Rounds Polymer Magazine

Features:

• New Reinforced Design – More robust and durable, ensuring reliability in the toughest conditions.
• Multi-textured surface for enhanced grip when handling and reloading
• Colored Lifting Plate: Easy visibility for quick status checks.
• Long-lasting cataphoresis-coated spring for ideal corrosion protection
• Long-lasting spring design for extended duration in loaded storage
• Branded Identification Area: Conveniently identify your magazine with a designated branding space.
• 30-Round Capacity: Providing ample ammunition for sustained engagements.
• Disassembled by hand, no tools needed

Compatibility:

• 5.56×45 NATO (.223 Remington) M16/M4/AR15

FBS+RBS-Front and Rear Back Up Flip Up Sight

Features:

• Can be used as a primary or back-up sight
• Ergonomic angel-wing-shaped front shroud helps center the image with any rear sight, but when used with a matching FAB Defense® RBS Rear Back-up Sight, it creates a precise optical tunnel that ensures more accurate aiming and faster target acquisition
• Dual apertures are 3mm for longer eye relief mounting, low light, and faster target acquisition; and 1.5mm for shorter eye relief mounting and greater accuracy; each is instantly selectable to match conditions
• Low folded profile is smooth and inconspicuous, and will not snag on gear, webbing, or brush
  Instant spring-locked deployment mechanism will not slip, break or deform
• No tools needed for easy, rapid elevation adjustments, with positive detent locking
• Made of extremely durable high-grade polymer and metal