Arisaka Defense M-LOK Aluminum Finger Stop – Enhanced Control & Precision

The Arisaka Defense M-LOK Aluminum Finger Stop is a low-profile handguard accessory designed for shooters who want precision control without bulk. Unlike traditional hand stops that sit at the rear of your support hand, this finger stop uses a rounded profile to nestle naturally between your index and middle fingers—typically positioning further forward on the rail where it stays out of the way during transitions to kneeling or prone positions. It's the kind of refined detail that separates a well-tuned rifle from one that's merely adequate.

Developed as a minimalist control solution, the finger stop excels in multiple roles. It functions as a forward limit to keep your fingers from creeping off shorter handguards onto hot barrels or suppressors—a genuine safety consideration on short-barreled builds. It also works effectively as a barricade rest, anchoring your grip when you need a solid reference point downrange. The rounded geometry won't snag your hand or slow you down, even if your grip position shifts under recoil or during dynamic movement.

Built from aluminum and designed in the USA, this accessory mounts securely to any M-LOK rail with the included hardware. At just 0.4 ounces and standing 0.85 inches tall, it adds control and functionality without weighing down your setup or creating unnecessary real estate on your rail system. It's the kind of accessory that works best when you forget it's there—until you need it.

Key Features

• Rounded ergonomic profile positions between index and middle fingers for natural hand placement
• Low-profile design stays clear during transitions to kneeling and prone shooting positions
• Forward limit prevents fingers from slipping onto hot barrels or suppressors on short handguards
• Functions as a barricade rest for stable positional shooting
• Made in the USA from aluminum
• M-LOK compatible with included mounting hardware

Specifications

Frequently Asked Questions

How is the Arisaka finger stop different from a traditional hand stop?

The Arisaka finger stop uses a rounded profile designed to sit between your index and middle fingers rather than at the rear of your support hand. This typically positions it further forward on the handguard and keeps it clear when you transition to kneeling or prone positions, where your grip naturally shifts toward the rear of the rail.

Will this work on my M-LOK rail?

Yes, the Arisaka Defense M-LOK Aluminum Finger Stop is designed for M-LOK rail systems. It mounts with an M-LOK nut and includes all necessary hardware—one M-LOK nut and one 10-24x5/8" hex cap head screw.

What size handguard does this work on?

The finger stop functions particularly well on shorter handguards, where it serves as a forward limit to prevent your fingers from slipping off the rail onto a hot barrel or suppressor. It works on standard-length handguards as well, though the benefit is most pronounced on compact setups.

Can I use this as a barricade rest?

Yes. Beyond its primary role as a finger positioning guide, the finger stop functions effectively as a barricade rest, giving you a stable reference point when shooting from supported positions.