Description
Picture this: you need a rifle that’s ready for the field, not the bench. A tool that handles the practical demands of a long day, where balance and reliability matter more than flashy accessories. When it comes to a versatile, duty-ready platform that navigates state compliance without sacrificing core function, the answer is clear. The Kel-Tec RDB *CA Compliant*, 5.56/.223, 20″ Barrel, Black, 10rd is a purpose-built bullpup rifle designed for shooters in regulated states. It delivers the ballistic advantages of a full-length 20-inch barrel in a compact, maneuverable package, all while adhering to specific compliance configurations.
Here’s the thing—this isn’t a range toy. The RDB’s bullpup design places the action behind the trigger group, giving you a rifle with an overall length of just 30.5 inches. That’s shorter than most 16-inch-barreled AR-15s, yet you get the full velocity and softer recoil impulse of a 20-inch barrel. The downward-ejecting system keeps hot brass away from your support side, a genuine advantage for left-handed shooters or anyone shooting in tight quarters. At 7.4 pounds unloaded, it carries its weight well, feeling balanced and pointable right out of the box.
Key Features
The 20-inch chrome-lined barrel is the heart of this system. It maximizes the 5.56x45mm NATO cartridge’s potential, ensuring reliable cycling and improved external ballistics over shorter barrels. That extra barrel length translates to more complete powder burn and higher muzzle velocity, which matters for longer-range engagements or when using heavier projectiles.
Operation is straightforward. The ambidextrous charging handles and magazine release make manipulation intuitive. The adjustable gas system lets you tune the rifle to run cleanly with a variety of .223 Remington and 5.56mm ammunition, from light training loads to full-power duty rounds. The integrated M-LOK compatible handguard provides a solid platform for mounting lights, lasers, or vertical grips without adding unnecessary bulk.
Built around a 10-round fixed magazine to meet compliance standards, the RDB maintains a focus on reliability. The trigger is a surprise for a bullpup—a crisp, single-stage pull that rivals many traditional rifles. Maintenance is simple, with a tool-less takedown process for basic cleaning. This rifle is drop-in ready for your next training course or prepared storage role, requiring no gunsmithing to begin use.
| Specification | Detail |
|---|---|
| Caliber | 5.56x45mm NATO / .223 Remington |
| Barrel Length | 20 Inches |
| Overall Length | 30.5 Inches |
| Weight (Unloaded) | 7.4 lbs |
| Magazine Capacity | 10 Rounds (Fixed) |
| Action | Gas-Operated, Rotating Bolt |
Pros: Exceptional balance of compact size and full rifle ballistics. Fully ambidextrous controls and downward ejection. Excellent, crisp trigger for a bullpup design. Adjustable gas system for tuning. The price point of $937.73 offers a lot of rifle for the money.
Cons: The fixed 10-round magazine is a compliance necessity that limits rapid reload options. Bullpup manual of arms differs from the ubiquitous AR-15 and requires practice to master. Aftermarket support, while growing, is not as vast as for the AR platform.
Who is this for? This rifle is for the Missouri shooter who values a compact, capable rifle for defensive use or hunting within state regulations. It’s for the individual who appreciates innovative engineering and wants a rifle that stands apart from the crowd while maintaining serious performance. It’s also an ideal choice for those in other regulated states seeking a compliant, high-quality option that ships to Missouri and compliant US states.
Frequently Asked Questions
Q: Is the 10-round magazine removable for cleaning?
A: No. To maintain compliance, the magazine is fixed in place. The rifle is loaded via stripper clips through a guide integrated into the bolt carrier, or by manually loading rounds through the ejection port. The system is designed for reliable function within these parameters.
Q: Can I use standard AR-15 magazines?
A: The RDB platform typically uses standard AR-pattern magazines. However, in this specific CA Compliant configuration, the fixed 10-round magazine is part of the compliance system. It is not designed to accept detachable magazines. Always verify your local laws regarding compliant firearm features.
Q: What optics mount does it use?
A: The top rail is a full-length Picatinny rail, compatible with virtually any modern red dot, prism scope, or magnified optic. Popular models from Vortex, Holosun, and Primary Arms mount directly with no adapter needed, letting you configure the rifle for your specific use case.
Ready to handle a rifle built for practical application? The Kel-Tec RDB CA Compliant model is available at firearms-missouri.com for Missouri residents and nationwide.
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