Lights On Long Guns

by
posted on April 7, 2014
** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. **
201042283345-accessory-array_ms.jpg

Setting up a white light on a long gun can be somewhat frustrating in that the device can take up a good bit of rail space, the activation control can end up in an awkward-to-reach location and mounting fittings can become complicated. Here are a few tips to make the process easier:

You'll need to "map out" the setup before buying the parts. If possible, try to position the light on the side of the gun that makes most sense for its particular method of activation by your support hand thumb or fingers. If you prefer to always activate long gun lights with the same digit, and you have multiple, different, platforms on which you wish to mount lights, strive to retain that consistency so that your "muscle memory" for that task transfers from platform to platform. For instance if you're a right-hander and you mount a light on your AR's right-hand fore-end rail, you'll have to run a tape switch to the left-hand rail to activate it if you want to do so with your support-hand thumb.

If you're mounting a Grip Pod, however, you may be able to use that company's factory rail accessory to mount a light on the unit's right side and simply bump the tailcap switch with your left-hand thumb since it will naturally fall in that area when that hand is in position on the Grip Pod's vertical section.

Regardless of how you do it, the simpler you can keep the installation the better. The more Velcro, wires and switches there are, the more things can go wrong when gear starts getting dragged across the ground or through bushes. Some so-called "weapon lights" have built-in Picatinny mounts. Otherwise, any quality flashlight that can stand up to recoil and that has a 1" diameter body can be mounted with a simple riflescope ring. Wire ties or gaffer's tape can help to secure loose wires for tailcap switches. Just don't forget to keep a few spare batteries with the gun.

What suggestions do you have for mounting lights on long guns?

Latest

jammed cartridge in chamber
jammed cartridge in chamber

Rifleman Q&A: Understanding a Firearm's Cycle of Operation

The cycle of operation is the mechanical sequence of events that it takes to fire one shot out of a firearm. If one of those steps fails to take place as designed, there is an interruption in the cycle of operation and the gun stops firing.

Review: Sightmark Pinnacle 1-6x24 mm Riflescope

Looking for a performance LPVO without the usual associated cost? The Sightmark Pinnacle 1-6x24 mm might be your answer.

Myths & Misunderstandings About the “Modern Fighting 1911”

The Colt Model 1911 pistol and its derivatives are among the most iconic military handguns ever made. But in 2026, does the M1911 still hold up as a quality defensive arm?

Heir Apparent: The CZ 600+ Carbine

CZ's 527 action was long a popular option scaled around compact cartridges like the .223 Remington and the 7.62x39 mm. Now, the new CZ 600+ Carbine brings that same concept to the company's new CZ 600 series.

I Carry: Smith & Wesson Model 386 Night Guard in an ANR Design Holster

In our latest "I Carry" setup, we're featuring the Smith & Wesson Model 386 Night Guard in an ANR Design holster, and we've got a Streamlight EDC flashlight to round out our kit.

The Armed Citizen® Oct. 23, 2026

Read today's "The Armed Citizen" entry for real stories of law-abiding citizens, past and present, who used their firearms to save lives.

Interests



Get the best of American Rifleman delivered to your inbox.