Description
If your factory AR grip feels thin and leaves your palm hunting for a solid hold, the Luth-AR PG-01-FDE Chubby Pistol Grip is the kind of upgrade you notice the first time you shoulder the rifle. The name says it all: this is a fuller, wider grip that fills the inside of your palm instead of leaving gaps. That extra contact area gives you a more stable connection to the gun and cuts down on hand fatigue when you're logging real time behind the trigger.
What Sets the Chubby Grip Apart
The magic here is the trio of ergonomic touches working together. There's a left-side thumb rest that gives your thumb a natural home, a pronounced palm shelf that helps lock your hand into the same spot every time, and a raised surface on the trigger-finger side that nudges your finger into a proper curved position for cleaner trigger control. Add the non-slip texturing and you get a grip that stays put without chewing up your hand like some aggressive stippling jobs do. Worth noting, this one is built for right-hand shooters and isn't designed to pair with ambi-safeties.
Built From Impact-Modified Nylon
Luth-AR molds the Chubby Grip from impact-modified nylon, so it's tough and strong while staying light at around 3.4 ounces. The Flat Dark Earth finish keeps it subdued and blends in nicely on a tan or multi-color build. It measures roughly 9.5 inches long, 4.75 inches wide, and 2.5 inches tall, giving you that beefier profile without any wobble or hollow feel.
Fitting the PG-01-FDE to Your Build
Installation is about as simple as it gets. The Chubby Grip fits standard AR-15 and AR-10 platforms and uses a single screw with an included washer, so it drops right on in place of your existing grip. One tip straight from Luth-AR: firmly snug the screw but don't crank on it, since over-tightening isn't necessary and can cause problems. Whether you're finishing a fresh lower or just want a better hold on a rifle you already run, it's a quick, no-fuss swap.
Key Specifications
- Manufacturer: Luth-AR
- Model: Chubby
- Manufacturer Part Number: PG-01-FDE
- UPC: 812058030003
- Color: Flat Dark Earth
- Material: Impact-Modified Nylon
- Platform Compatibility: AR-15 and AR-10
- Hand Orientation: Right Hand
- Weight: 3.4 oz
- Length: 9.5 in
- Width: 4.75 in
- Height: 2.5 in
- Mounting: Single screw with washer
- Country of Origin: USA
What’s Included
- Luth-AR PG-01-FDE Chubby Pistol Grip
- Mounting screw
- Washer
Frequently Asked Questions
Will the Chubby Grip fit my AR-10 as well as my AR-15?
Yes. The Luth-AR Chubby Grip is a direct drop-in fit for standard AR-15 and AR-10 lowers. It installs in the same grip location using the single screw and washer that come in the package.
Is the PG-01-FDE grip okay for left-handed shooters?
This grip is designed for right-hand shooters only. The thumb rest sits on the left side and the palm shelf is shaped for a right-handed hold, so a lefty won't get the intended ergonomic benefit. Luth-AR does not offer a mirrored left-hand version of the Chubby.
Does the Chubby Grip work with ambidextrous safeties?
Luth-AR notes the Chubby Grip is not designed for use with ambi-safeties. The grip profile can interfere with the second safety lever, so if you run an ambi setup you'll want to keep that in mind before installing.
How hard is it to install the Chubby Grip?
It's a quick job that most folks can do in a few minutes with a single screwdriver or hex tool. Swap out your old grip, seat the Chubby, and secure it with the included screw and washer. Just snug it down firmly without over-tightening, since cranking the screw isn't necessary.





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