L89 Drive Lock 9.75" M-LOK Rail W/Steel QD Sockets For AR15

Name: L89 Drive Lock 9.75" M-LOK Rail W/Steel QD Sockets For AR15
Brand: Sons Of Liberty Gun Works
Availability: OutOfStock

Sons Of Liberty Gun Works · Rails & Handguards

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Best price

$370.50at Brownells

Out of stock checked Oct 1, 2026

Buy at Brownells

Where to buy

Store	Price	Availability	Buy	Add to build
Brownells	$370.50checked Oct 1, 2026	Out of stock	Buy at Brownells

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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Dashed line = out of stock. Tracking since Sep 28, 2026.

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Store	Latest	Lowest	Highest
Brownells	$370.50	$370.50	$370.50

Since Sep 28, 2026.

About this part

The L89 Drive Lock 9.75" M-LOK Rail W/Steel QD Sockets For AR15 is a 9.75" AR-15 handguard from Sons Of Liberty Gun Works. One store lists it, Brownells at $370.50.

Fits and works with

Handguard length: 9.75" · Barrels

Specifications

Manufacturer: Sons Of Liberty Gun Works
Platform: AR-15
Length: 9.75"
Attachment: M-LOK

From the manufacturer

The L89 handguard takes what makes the M89 handguard a best-in-class product and elevates it even further. Featuring a Titanium barrel nut, 7 sided M-LOK attachment slots, two integrated steel QD (limited Rotation) sockets, and maximized cooling slots beneath the 12 o'clock rail, the L89 is built for end-users who require every litle bit of mounting space they can get. Built on the M89/Drivelock lockup system, the L89 incorporates valued end user feedback in getting the most utility possible out of a handguard in modern combat applications. Maximum strength, maximum mounting space, and weight savings material choices make this one of the finest fighting handguards available to Mfg: Sons Of Liberty Gun Works