Best Rubber Bullet Gun 2026: Kinetic, Chemical & Pepper-Spray Launchers Compared

Quick Answer: Nothing sold to civilians is an actual "rubber bullet" firearm round -- that's law-enforcement-only gear. What you'll find instead are three different mechanisms sold under this search term. The Byrna SD (~$300-430) and smaller Byrna CL ($549.99 MSRP) are CO2 launchers that fire either blunt-impact kinetic rounds (the closest real analog to a "rubber bullet") or powder-filled chemical rounds from the same gun. The PepperBall TCP ($399.99) is a similar CO2 launcher rated to 150 feet with chemical-irritant rounds. The Mace Pepper Gun 2.0 (~$50-75) isn't a projectile launcher at all -- it's an aerosol pepper-spray stream in a trigger-pull housing, rated to about 20 feet. Byrna's own court filing says its launchers are legal in 48 states, banned in California and New York.

Affiliate disclosure: EmergencyGearLab is reader-supported. We may earn a commission from partner links on this site. We only recommend gear we would use ourselves.

Search "rubber bullet gun" on Amazon and the results page is a grab-bag of three genuinely different product types, none of which is literally a rubber bullet. There's no consumer firearm that fires true rubber bullets -- those rounds exist only for law-enforcement 37/40mm launchers and actual guns, neither of which is sold over the counter. What civilians can actually buy are CO2-powered air launchers that fire swappable kinetic or chemical rounds, a compact chemical-only launcher rated for long range, and an aerosol pepper-spray device built to look and trigger like a pistol. Each solves a different problem, and the device you pick matters less than knowing which mechanism -- and which ammo -- you're actually loading.

The Naming Trap: Kinetic Impact vs. Chemical Irritant vs. Aerosol Spray

The Byrna SD and Byrna CL are both CO2 launchers that fire .68-caliber projectiles, and critically, the same launcher can load either kinetic rounds (solid foam-and-rubber, blunt-impact pain -- the closest thing here to an actual "rubber bullet") or chemical rounds (a powder shell that bursts on contact, releasing OC or PAVA irritant like an aerosolized pepper spray). The PepperBall TCP is the same basic mechanism built around PepperBall's own Live and VXR chemical rounds, rated to a 150-foot effective range per the manufacturer's spec sheet. The Mace Pepper Gun 2.0 skips projectiles entirely -- it's a liquid pepper-spray canister in a trigger-pull housing, with a published 20-foot range and about 7 bursts per cartridge. None of the four fire an actual rubber bullet; they fire either a blunt-impact foam round, a chemical-powder round, or a liquid spray, and knowing which one is loaded matters more than the word "gun" on the listing.

Compare the 4 Picks

1. Best Overall / Most Powerful: Byrna SD Kinetic Launcher

The Byrna SD is the flagship of this category: a CO2-powered, .68-caliber launcher that accepts either kinetic rounds (solid foam-rubber projectiles for blunt-impact deterrence) or Byrna's Max and Pepper chemical rounds, swapped by simply loading a different magazine. That flexibility is the main reason to pick it over a single-purpose launcher -- you decide per-magazine whether you want a true "rubber bullet"-style impact or a chemical-irritant round. Ammo is a genuine recurring cost: Byrna's own Max projectiles run about $64.99 per bag, Pepper projectiles about $59.99, and CO2 cartridges about $54.99, on top of the launcher itself.

Want to compare this against a true electroshock option first? Our best stun guns guide covers contact-range alternatives that don't involve CO2 or reloadable ammo.

2. Best Compact / Most Concealable: Byrna CL

Launched in 2025 at a $549.99 MSRP, the Byrna CL is built to be the smallest, most concealable launcher in Byrna's lineup -- Byrna's own materials describe it as smaller than the SD while matching the larger Byrna LE's power, firing .68-caliber rounds at 400 feet per second out to a 60-foot effective range. The tradeoff for the smaller frame is a smaller onboard magazine capacity than the SD, so expect to reload sooner in an extended encounter. Like the SD, it loads either kinetic or chemical rounds.

3. Best Range: PepperBall TCP

The PepperBall TCP is a dedicated CO2 launcher -- it doesn't load kinetic rounds at all, only PepperBall's chemical-irritant Live and VXR projectiles, with VXR rated to an effective range of up to 150 feet per PepperBall's own spec sheet, well beyond the Byrna models or the Mace Pepper Gun. PepperBall markets it as requiring no license or waiting period for most buyers, though as with any launcher in this category, confirm your own state's rules before ordering.

4. Best Budget / Simplest: Mace Pepper Gun 2.0

At roughly $50-75 depending on retailer, the Mace Pepper Gun 2.0 is the cheapest and simplest device here because it isn't a projectile launcher -- it's a liquid pepper-spray canister built into a trigger-pull housing with a dual-mode LED strobe, rated for about 7 bursts out to 20 feet before you need a replacement cartridge (about $15). It won't match the Byrna or PepperBall models on range or ammo variety, but there's no CO2 cartridge to manage and the controls are closer to a conventional pepper spray than to a reloadable launcher.

Already comparing this against electroshock options? See our Taser vs. stun gun and best stun baton guides for how range and legality stack up against a launcher.

FAQ: Best Rubber Bullet Gun

Is a "rubber bullet gun" the same thing police use?

No. Law-enforcement "rubber bullets" are fired from actual firearms or 37/40mm launchers and are not sold to civilians. The consumer products ranked under this search term -- the Byrna SD, Byrna CL, and PepperBall TCP -- are CO2-powered launchers that fire .68-caliber projectiles, a different mechanism and a different legal category (most states treat them like pepper spray, not a firearm). The Mace Pepper Gun 2.0 isn't a projectile launcher at all; it's an aerosol pepper-spray canister built into a pistol-shaped trigger housing.

What's the difference between kinetic rounds and chemical rounds in the same launcher?

Both the Byrna SD and Byrna CL can fire either type from the same gun, and the ammo you load -- not the launcher -- determines what happens on impact. Kinetic rounds are solid foam-and-rubber projectiles that rely on blunt-impact pain, the closest thing to an actual "rubber bullet" in this category. Chemical rounds (Byrna's Max and Pepper projectiles, PepperBall's Live and VXR rounds) are powder-filled shells that burst open on contact and release OC or PAVA irritant powder, working more like an aerosolized pepper spray delivered at range than a blunt impact. Buying "a Byrna" doesn't commit you to one or the other -- extra magazines of either round type are sold separately.

Are rubber bullet guns legal to own?

It varies by state and by round type. Byrna's own filing with the U.S. Supreme Court states its chemical-irritant launchers are legal in 48 states, with California and New York banning them outright -- Byrna is actively suing over California's ban (Schiller v. Bonta) as of 2026. PepperBall's manufacturer notes that California, New York, and Massachusetts restrict buyers in those states to inert (non-chemical) projectiles only. Kinetic-only rounds face fewer restrictions than chemical rounds in most of the disputed states, but confirm your specific state and city statute before ordering either type.

How is the Mace Pepper Gun different from a CO2 launcher like the Byrna SD?

The Mace Pepper Gun 2.0 fires a stream of liquid pepper spray out to about 20 feet using a squeeze-trigger mechanism -- there's no projectile, no CO2 cartridge, and no .68-caliber ammo to buy. That makes it simpler and cheaper to own and refill (a replacement cartridge runs about $15) than a CO2 launcher, but it also means it behaves like pepper spray in a gun-shaped housing rather than a true projectile weapon, with less standoff distance than the PepperBall TCP's 150-foot-rated rounds.

The Bottom Line

The question to answer before buying anything in this category isn't "which brand," it's "which mechanism and which ammo." The Byrna SD is the most flexible pick, switching between kinetic and chemical rounds in the same launcher, while the Byrna CL trades some capacity for a smaller, more concealable frame at the same power level. The PepperBall TCP wins on raw range at up to 150 feet but only fires chemical rounds, and the Mace Pepper Gun 2.0 skips projectiles entirely for a cheaper, simpler aerosol spray. None of the four fire a literal rubber bullet -- know that going in, and check your state's rules on chemical-irritant launchers specifically, since several states that allow kinetic rounds still restrict the chemical ones. Round out your personal-protection layer with our best pepper spray and best stun gun guides.