FAB Defense Standard Picatinny Rail for AR-15/M4/M16 Handguards Black

Name: FAB Defense Standard Picatinny Rail for AR-15/M4/M16 Handguards Black
Brand: FAB Defense
Availability: InStock

FAB Defense · Rails & Handguards

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FAB Defense Standard Picatinny Rail for AR-15/M4/M16 Handguards Black

Best price

$15.20at OpticsPlanet

In stock Sale Lowest in 30 dayschecked Nov 12, 2026

Buy at OpticsPlanet

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Fits and works with

Handguard length: 6.1" · Barrels

Specifications

Manufacturer: FAB Defense
Color: Black
Platform: AR-15
Length: 6.1"
Attachment: M1913 Picatinny
Material: Polymer
Weight: 1.62 oz

Where to buy

Store	Price	Availability	Buy
OpticsPlanet Best price	$15.20Salechecked Nov 12, 2026	In stock	Buy at OpticsPlanet
MidwayUSA	$15.20checked Nov 13, 2026	In stock	Buy at MidwayUSA
Classic Firearms	$12.40checked Nov 12, 2026	Check store	Buy at Classic Firearms
GrabAGun	$14.19Salechecked Nov 12, 2026	Check store	Buy at GrabAGun
Palmetto State Armory	$15.99checked Nov 13, 2026	Check store	Buy at Palmetto State Armory

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Lowest in-stock price in the last 30 days: $15.20 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 12, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Classic Firearms	$12.40	$12.40	$12.40
GrabAGun	$14.19	$14.19	$14.19
MidwayUSA	$15.20	$15.20	$15.20
OpticsPlanet	$15.20	$15.20	$15.20
Palmetto State Armory	$15.99	$15.99	$15.99

Since Oct 12, 2026.

About this part

The FAB Defense Standard Picatinny Rail for AR-15/M4/M16 Handguards Black is a 6.1" AR-15 handguard from FAB Defense. It's sold by 5 stores (2 in stock), from $12.40 to $15.99. The lowest in-stock price in the last 30 days was $15.20 at OpticsPlanet.

From the manufacturer

FAB Defense Standard Picatinny Rail for AR-15/M4/M16 Handguards Black. These Picatinny Rails from the revolutionaries at FAB Defense feature a special angle in order to position devices parallel to the barrel. A FAB Defense AR15/M4/M16 Handguard Rail will transform your gun to a weapon capable of mounting various devices. In addition the FAB Defense UPR - Polymer Picatinny Under-Rail is molded from a reinforced polymer composite. Specifications for FAB Defense Standard Picatinny Rail for AR-15/M4/M16 Handguards: Manufacturer: FAB Defense Fabric/Material: Polymer Gun Type: Rifle Gun Model: M4 AR-15 Length: 155 mm 6.1 in Width: 21 mm 0.83 in Height: 16 mm 0.63 in Weight: 0.101 lb 46 g Quantity: 1 Condition: New FAB Defense Standard Picatinny Rail 1S0-T8-UPR164 Designed especially for the M16/M4/AR-15 but also fits many other weapons with small modifications Designed with a special angle in order to position devices parallel to the barrel Transforms your gun to a weapon capable of mounting various devices Molded from a reinforced polymer composite Easy to install Package Contents: FAB Defense Standard Picatinny Rail for AR-15/M4/M16 Handguards FAB Defense fx-uprb: Standard Picatinny Rail for AR-15/M4/M16 Handguards Black FX-UPRB