Fab Defense

F.A.B. Defense R.A.P.S. Rapid Adjustable Precision Buttstock

Fab Defense F.A.B. Defense R.A.P.S. Rapid Adjustable Precision Buttstock - Stock & Brace for AR-15 - view 1
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Fab Defense

Overview

The F.A.B. Defense R.A.P.S. Rapid Adjustable Precision Buttstock is designed for builders seeking a precision stock that allows for quick adjustments to fit various shooting scenarios. Its precision design enhances stability and control, making it easier to achieve accurate shots. This buttstock is commonly found in builds focused on long-range accuracy and tactical applications.

Specifications

MPNFXRAPSG
Stock TypePrecision

Available Merchants(2)

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Optics Planet
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In Stock
$158
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BattleHawk Armory
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Out of Stock
$181
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Build history on GunPartPicker

Builders have been adding the Fab Defense F.A.B. Defense R.A.P.S. Rapid Adjustable Precision Buttstock to their builds on GunPartPicker since March 2026. All time, it ranks #160 of the 450 stocks and braces builders have added.

It was in stock most days in September 2026, and today only Optics Planet has it in stock. Prices barely moved in September 2026, holding around $158.30, so there haven't been real sales lately. Buying today, the lowest price is $158.30 at Optics Planet, which matches the best price we saw in September.

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Frequently Built With

The part most often added in each category by the builds that include this one

Wilson Combat AR-15 Lower Receiver Forged

Wilson Combat AR-15 Lower Receiver Forged

Lower Receiver$52in 20% of them
POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 16.5in Barrel 14.5in M-LOK Rail Cerakote Burnt Bronze

POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 16.5in Barrel 14.5in M-LOK Rail Cerakote Burnt Bronze

Upper Receiver$1,370in 20% of them
Cryptic Coatings 5.56 NATO AR-15 Bolt Carrier Group - Mystic Black

Cryptic Coatings 5.56 NATO AR-15 Bolt Carrier Group - Mystic Black

Bolt Carrier Group$239in 20% of them
Rise Armament Iconic Dual-Blade Two Stage Trigger - Anti-Walk Pins - Gray

Rise Armament Iconic Dual-Blade Two Stage Trigger - Anti-Walk Pins - Gray

Trigger$231in 20% of them
Strike Industries Enhanced Bolt Catch, Black, Fits AR-10

Strike Industries Enhanced Bolt Catch, Black, Fits AR-10

Bolt Catch$15in 20% of them
Sightmark LoPro Light and Green Laser - Visible/IR - Black

Sightmark LoPro Light and Green Laser - Visible/IR - Black

Light$240in 20% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

88.1%
AR-1588.1%
AR-109.5%
AR-92.3%

Caliber

73.3%
5.56 NATO73.3%
.223 Wylde8.7%
300 Blackout7.9%
.308 Win3.9%
9mm1.4%
Other4.9%

Gas System

51.6%
Mid-Length51.6%
Carbine27.6%
Rifle10.7%
Pistol9.3%
Blowback0.6%
Other0.3%

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