Description
The PB500 is the same booster assembly that ships on the Mojave 9 and Mojave 45, offered here on its own with a 1/2×28 piston for 9mm threaded barrels. If you run a suppressor on a tilting-barrel pistol like a Glock 19 or SIG P320, a booster is what keeps the gun cycling reliably with all that extra weight hanging off the muzzle. The spring-loaded piston gives the barrel the little push it needs to unlock and run the slide, so your pistol behaves suppressed the way it does bare.
Why Pick Up a Second Mojave Booster Assembly
Plenty of folks grab one of these as a spare or to leave set up on another host. If you own multiple threaded pistols, keeping a booster and piston dedicated to each gun means less swapping at the range and faster suppressor changes when you want them. It is also the natural replacement if your original assembly has seen a lot of rounds and you want fresh parts behind your can. The booster spring comes already installed inside the housing, so it is ready to thread on and go.
Built for the Mojave System
This assembly is designed specifically around Dead Air's Mojave line and works with the full range of Mojave pistons, so you can swap thread pitches for different hosts down the road. It threads into the Mojave mount without changing your suppressor's alignment, and the black nitride finish shrugs off carbon and wear the way suppressor parts need to. Keep in mind it is a Mojave-specific part, so it will not interchange with Dead Air's P-Series boosters or pistons.
Running the PB500 on Fixed-Barrel Hosts
If you ever move your Mojave over to a pistol-caliber carbine or another fixed-barrel gun, Dead Air's Mojave Fixed Barrel Spacer drops into this same assembly in place of the spring, which protects the booster from unnecessary reciprocation. That flexibility makes the PB500 a handy piece to have in the range bag whether you shoot one host or five.
Key Specifications
- Manufacturer: Dead Air Silencers
- Manufacturer Part Number: PB500
- UPC: 810128162586
- Model: Mojave
- Product Type: Booster Assembly (Nielsen Device)
- Thread Pitch: 1/2×28
- Caliber: 9mm
- Finish: Black Nitride
- Suppressor Compatibility: Dead Air Mojave 9 and Mojave 45
- Host Type: Tilting-barrel semi-auto handguns
- Piston Compatibility: Dead Air Mojave pistons
What’s Included
- Mojave Booster Assembly housing (PB500)
- Booster spring (pre-installed)
- 1/2×28 9mm Mojave piston
Frequently Asked Questions
Doesn't the Mojave 9 already come with a booster assembly?
It does. Both the Mojave 9 and Mojave 45 ship from the factory with a PB500 booster and a piston. This standalone assembly is for anyone who wants a spare, a replacement for a well-worn unit, or a second booster set up and ready on another host pistol.
Will the Mojave Booster Assembly work with Dead Air P-Series pistons?
No, this is a Mojave-specific part. It only accepts Mojave pistons, and the P-Series boosters and pistons used on cans like the Ghost 45 and Wolfman are not interchangeable with it. If you need other thread pitches, Dead Air offers Mojave pistons in a range of common options.
Can I use this booster on a fixed-barrel gun like a PCC?
Not with the spring in place, since a spring-loaded booster reciprocating on a fixed barrel can damage the assembly over time. Dead Air makes a Mojave Fixed Barrel Spacer that installs inside this booster in place of the spring, which converts it for fixed-barrel use. A P-Series fixed mount is another solid route for dedicated carbine setups.
What handguns pair well with the 1/2×28 9mm version?
The 1/2×28 piston fits the most common thread pitch on 9mm threaded barrels, covering hosts like the Glock 19, Glock 17, SIG P320, and most aftermarket 9mm barrels. As long as your pistol has a tilting barrel and 1/2×28 threads, this assembly is the right match. Always check alignment with a rod before your first rounds through a new setup.







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