Safety first. This is general information, not a substitute for hands-on instruction. Follow your range's rules and your firearm's manual, and consider a certified safety course. See our gun safety rules.
The contenders
Side by side
- Stock photo

Pick for several handgun calibers
Real Avid Gun Boss Pro Handgun Cleaning Kit
7.1/10Lists .22, 9mm, .357, .38, .40 and .45, with a 12.5 inch two-piece brass rod, phosphor bronze brushes and a polycarbonate stand-up case with a kickstand. No solvent or lube listed.
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- Stock photo

Pick for one 9mm-family gun, lube listed
Otis 9mm Pistol/Rifle Cleaning Kit
7.5/10Lists .357, .375, .380, .38 SPL and 9mm, with 8 and 30 inch Memory-Flex pull-through cables, 10 patches, a chamber flag and FP-10 on the contents list, in a 4 x 4 x 2.5 inch soft case.
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We haven't tested either kit. This comparison comes from each maker's own product page, scored on the cleaning rubric published on how we pick; the Score row in the table below shows where each one lands. Both kits also appear, ranked against other handgun kits, in our best pistol cleaning kits.
The matchup: two ways to clean the same barrel
Real Avid and Otis come at gun cleaning from opposite ends. Real Avid's Gun Boss Pro Handgun kit is a classic rod kit, reorganized: a brass rod, a handle and a full set of brushes and jags, each in its own labeled slot in a case that stands up on a kickstand. Otis's 9mm Pistol/Rifle kit replaces the rod with flexible cables you pull through the barrel, and packs the lot into a 4 x 4 x 2.5 inch soft case.
For a first-time owner, the choice mostly comes down to three questions. How many calibers do you need to clean? Do you want the lubricant in the box? And where will the kit live, on a bench or in a range bag?
Real Avid vs Otis, side by side
| Published spec | Real Avid Gun Boss Pro Handgun Cleaning Kit | Otis 9mm Pistol/Rifle Cleaning Kit |
|---|---|---|
| Calibers | .22, 9mm, .357, .38, .40, .45 | .357 cal, .375 cal, .380 cal, .38 SPL, 9mm |
| Contents | 2-piece 12.5 in brass rod, spin handle with pin-tap, phosphor bronze brushes, jags, slotted tips, patches | Memory-Flex cables (8 in and 30 in), 9mm bronze brush and mop, 10 patches, obstruction remover, Bore Reflector+ chamber flag, picks, punch, scraper |
| Case | Polycarbonate stand-up case with kickstand, 8 1/4 x 4 1/2 x 1 1/4 in | Soft case, 4 x 4 x 2.5 in |
| Score | 7.1/10 | 7.5/10 |
| At a glance | Real Avid Gun Boss Pro Handgun | Otis 9mm Pistol/Rifle |
|---|---|---|
| Cleaning tool | 2-piece brass rod, 12.5 in, on a rotating spin handle | Memory-Flex cables, 8 in and 30 in, pulled through |
| Brushes | Phosphor bronze, .22 to .45 | 9mm bronze bore brush and bore mop |
| Patches | Included, count not published | 10 (100% cotton, 3 in) |
| Solvent or lube | None listed | 0.5 fl oz FP-10 (see the contents note below) |
| Extras | Spin handle doubles as a pin-tap | Chamber flag, obstruction remover, picks, punch, scraper, instruction manual |
| Case | Polycarbonate stand-up case with kickstand, 8 1/4 x 4 1/2 x 1 1/4 in | Soft pack case, 4 x 4 x 2.5 in |
| Warranty and origin (as stated) | Not stated on the product page | "No Nonsense Limited Lifetime Warranty"; "Made in the USA" |
Rod vs pull-through cable
This is the real difference between the two brands, so it's worth understanding before you buy.
Real Avid uses a rigid rod you push. Two brass sections screw together into a 12.5 inch rod, which Real Avid describes as "crafted with precise threading" for "a stable and secure length." The spin handle rotates, and Real Avid says that rotation "prevents rods from unscrewing during bore cleaning." The same handle has a pin-tap end, which Real Avid lists as "pin tapping" functionality.
Otis uses a flexible cable you pull. The kit's "aircraft grade Memory-Flex" cables go through the bore and pull a patch or brush behind them, what Otis calls "Breech-to-Muzzle" cleaning. The 8 inch cable is "permanently affixed with slotted tip," and the 30 inch cable is "for rifle-length barrels." Otis's basic routine is a wet patch, then a bore brush, then a dry patch, each pulled through and repeated "as needed, until clean."
Otis also makes a claim worth labeling as a claim. On its Elite kit page, Otis says its cables "allow for safe, breech-to-muzzle cleaning to reduce wear and protect firearm rifling" (Otis Elite page). That's the maker's statement. None of the sources we checked measures rod wear either way, so we don't score on it.
What does your manual say? Some describe a rod. Ruger's LCP MAX manual, for example, says "Using a cleaning rod, run a properly sized, solvent-wetted patch through the bore several times," then a brush, then dry patches (Ruger LCP MAX instruction manual). A cable does the same patch, brush, patch sequence in one direction. For a beginner, either works; pick the one you'll find easier to use every time.
Caliber coverage
Real Avid covers more handgun calibers. The Gun Boss Pro Handgun lists ".22 / 9mm / .357 / .38 / .40 / .45," which Real Avid calls "the most commonly used handgun calibers." If you own a 9mm and a .22 pistol, or you think a .45 might come next, one Real Avid case handles all of them.
Otis covers one family, including .380. The Otis kit lists ".357 cal / .375 cal / .380 cal / .38 SPL. / 9mm," and the FAQ on the same page calls it "caliber-specific and optimized for 9mm bores." Otis also says it's designed for "all 9mm pistols and 9mm pistol-caliber carbines (PCCs), including popular models from Glock, Smith & Wesson, SIG Sauer, Ruger, CZ, and more." Note that .380 is on the Otis list and not on Real Avid's.
One oddity to flag. The top of Real Avid's handgun kit page repeats headline lines that match the Universal kit, "Universal kit for .22-.45 cal and 12/20 GA" and a "32" sectional brass cleaning rod." The caliber list and the detailed description on the same page say .22 to .45 and a 12.5 inch rod. We go by the detailed spec, so don't count on shotgun coverage from the handgun kit.
What's in the box
Real Avid lists the rod, the spin handle, phosphor bronze brushes, bore patch jags, slotted tips and patches. It doesn't list a patch count or any solvent or lubricant, so you'll need a bottle before your first cleaning. Our CLP vs gun oil guide helps you choose one.
Otis lists more pieces: 10 cotton patches, a 9mm bronze bore brush and mop "with size marked on brush stem," a large brass slotted tip, a pistol obstruction remover, a Bore Reflector+ chamber flag that threads onto the cable "for use as a pull handle," a pin punch, end brush, scraper, straight and bent picks, a short AP brush, a rod handle, "0.5 fl.oz. Shooter's Choice FP-10 Lubricant Elite" and an instruction manual.
One contents note, in fairness to both: the FAQ lower on the Otis page says "Most versions of this kit do not include solvents or oils." That contradicts the contents list above it, so check the listing you buy from before you count on the FP-10.
About that obstruction remover: Otis says it "knocks out mud, snow & stuck casings." If you're new and something is stuck in your gun, the safer move is to stop. The NRA says "If there is any question concerning a gun's ability to function, a knowledgeable gunsmith should look at it" (NRA Gun Safety Rules).
Storage and carrying
Real Avid's case is the bench-friendly one. It's polycarbonate, 8 1/4 x 4 1/2 x 1 1/4 inches, and Real Avid says it's "crush-proof and spill-proof" (the maker's claim), with "Precision labels and fittings" so "tools snap securely into place." The kickstand props it up so every tool is visible while you work, and Real Avid says the case fits "a range bag or on a workbench."
Otis's case is the pocket-size one. A 4 x 4 x 2.5 inch soft pack case, which Otis says "fits easily into range bags, backpacks, or gear kits." It's the smaller of the two by a wide margin, because a flexible cable packs down where a rigid rod can't. For more on what to carry, see what to put in a range bag.
Which is easier for a first-timer?
Both are manageable. The difference is in how they're easy.
- Real Avid is easier to keep track of. Every tool has a labeled slot and the case stands up, so you can see what you have and put it back. A rod is also easy to understand: you push it through. The catch is the missing bottle.
- Otis is easier to start with. The FP-10 and an instruction manual are on the contents list, so there's less to buy. The catch is the pile of small tools (picks, punch, scraper, AP brushes) a first-time owner may not need yet, and only 10 patches.
Neither kit replaces your firearm's manual. It decides how far to take the gun apart and where the oil goes. Glock, for example, says each time you clean one of its pistols "it should be field-stripped (disassembled into its major components)" and to check the owner's manual for lubrication points (Glock, Caring for Your GLOCK). Our how to clean a pistol guide covers the safety-first routine that goes with either kit.
The universal versions: Gun Boss Pro Universal vs Otis Elite
If you searched "Real Avid vs Otis" because you own more than a handgun, the bigger kits are the fairer fight. Real Avid's Gun Boss Pro Universal covers .22 to .45 caliber handguns and rifles plus 20 and 12 gauge shotguns, with brass rods to 32 inches, shotgun mops, 50 patches and 8-32 threads on all components, in a stand-up case. It still lists no solvent or lube. The Otis Elite goes from .17 caliber through 12 gauge with over 60 components, 16 bronze brushes, 8, 12 and 36 inch cables, optics care and two bottles of FP-10 CLP, in a 15 1/4 x 8 3/4 x 4 1/2 inch nylon bag.
| Published spec | Real Avid Gun Boss Pro Universal Cleaning Kit | Otis Elite Universal Gun Cleaning Kit |
|---|---|---|
| Calibers | Handgun and rifle .22-.45 cal; shotgun 12 and 20 ga | .17 caliber through 12 gauge |
| Contents | Brass rod to 32 in, bronze brushes, jags, shotgun mops, 50 patches | Over 60 components, including 16 bronze brushes (one is .357-38 cal/9mm), Memory-Flex cables (8 in, 12 in, 36 in) and optics care |
| Case | Stand-up case | Nylon bag, 15 1/4 x 8 3/4 x 4 1/2 in |
| Score | 7.3/10 | 8.3/10 |
The same pattern holds: Real Avid is the organized rod kit you add a bottle to, and Otis is the cable system with CLP in the box and a wider caliber list. Both are ranked in our best gun cleaning kits, where the Otis Elite is our top pick.
Before you clean with either kit
Or consider
- A rod kit with the bottles included: the Hoppe's Pistol Cleaning Kit with Storage Box comes with No. 9 bore cleaner and lubricating oil. It's ranked in our best pistol cleaning kits.
- Something even smaller for the bag: a bore snake, one pull-through with a built-in brush. Our bore snake vs cleaning rod comparison explains what it can and can't replace.
- Everything else for the table: patches, a mat, a light and wipes are on our gun cleaning supplies list.
In detail
The contenders, in full

Pick for several handgun calibers
Real Avid Gun Boss Pro Handgun Cleaning Kit
Lists .22, 9mm, .357, .38, .40 and .45, with a 12.5 inch two-piece brass rod, phosphor bronze brushes and a polycarbonate stand-up case with a kickstand. No solvent or lube listed.
Published specsResearched · not tested by us
How the 7.1 score breaks down
- Caliber coverage (30%)
- 7.5
- Component quality (25%)
- 7.5
- Solvent & lube included (15%)
- 3
- Storage & case (15%)
- 8.5
- Easy for a first-timer (15%)
- 8
What the specs support
- Covers the common handgun calibers from .22 to .45
- Stand-up case with a kickstand keeps the parts organized and visible on the bench
- Brass rod and phosphor bronze brushes, as Real Avid lists them
- Compact case, about 8 1/4 x 4 1/2 in
Where it falls short
- No solvent or lubricant listed in the contents; buy a CLP or oil separately
- Handgun calibers only as listed; for rifles and shotguns, look at the Gun Boss Pro Universal
Skip it if…
…you also own a rifle or shotgun; the Gun Boss Pro Universal kit adds a brass rod to 32 inches and 12 and 20 gauge shotgun mops.
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Pick for one 9mm-family gun, lube listed
Otis 9mm Pistol/Rifle Cleaning Kit
Lists .357, .375, .380, .38 SPL and 9mm, with 8 and 30 inch Memory-Flex pull-through cables, 10 patches, a chamber flag and FP-10 on the contents list, in a 4 x 4 x 2.5 inch soft case.
Published specsResearched · not tested by us
How the 7.5 score breaks down
- Caliber coverage (30%)
- 6.5
- Component quality (25%)
- 8
- Solvent & lube included (15%)
- 8
- Storage & case (15%)
- 7.5
- Easy for a first-timer (15%)
- 8
What the specs support
- Otis lists 0.5 fl oz of FP-10 in the kit contents, though its own FAQ says most versions don't include solvents or oils, so check the listing
- 8 and 30 inch Memory-Flex cables for pistol and rifle barrels, as the kit's Pistol/Rifle name says
- Small 4 x 4 x 2.5 inch case fits in a range bag
- Includes a Bore Reflector+ chamber flag and an obstruction remover
Where it falls short
- Only 10 patches and 0.5 fl oz of FP-10, so you'll restock soon
- One caliber family; a .22 or .45 needs another kit or brush
Skip it if…
…you own guns in more than one caliber family, like a 9mm and a .22; the Otis Elite covers .17 caliber through 12 gauge.
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How we scored this
Units we claim to have tested: none
Most gear sites say they tested thirty muffs. We haven't put these on a sound meter, and we say so. Every pick here is labeled Researched: we compiled each maker's published specs (the EPA-labeled NRR on hearing protection, the Z87+ mark on glasses), read the manuals, and scored everything on a public rubric. Every figure links to where it came from, and marketing claims are labeled “maker's claim.”
Scores are editorial judgments from that documented research, not test results. Commissions never set a score or decide a pick. The rubric and its weights are published.
Questions
Common questions
Is Otis better than Real Avid?
Does the Otis 9mm cleaning kit come with oil?
Does the Real Avid Gun Boss Pro Handgun kit clean shotguns?
Can the Otis 9mm kit clean a .380 or a .38 Special?
Which kit fits in a range bag, Real Avid or Otis?
Where this comes from
Sources
- Real Avid, Gun Boss Pro Handgun Cleaning Kit product page (checked 2026-09-19)
- Otis Technology, 9MM Pistol/Rifle Gun Cleaning Kit (FG-645-9) product page (checked 2026-09-19)
- Real Avid, Gun Boss Pro Universal Cleaning Kit product page (checked 2026-09-19)
- Otis Technology, Otis Elite Universal Gun Cleaning Kit (FG-1000) product page (checked 2026-09-19)
- NRA, NRA Gun Safety Rules (safety rules and cleaning section), accessed 2026-09-19
- Ruger, Instruction Manual for RUGER LCP MAX (PM731), cleaning and lubrication sections, accessed 2026-09-19
- GLOCK, Caring for Your GLOCK (owner resources), accessed 2026-09-19
We haven't tested the gear on this page and we don't pretend to. Specs come from each maker's own pages and data sheets (linked on every product); ratings like NRR and Z87+ are explained from the standards and agencies behind them. Prices are set by Amazon and change often, so we don't print them. Where a figure isn't published, we say so. Read the full method.

