Description
For shooters in Washougal and across the United States, building a custom 9mm pistol caliber carbine (PCC) starts with a solid foundation. The Sharps Bros Jack 9 Stripped Lower Receiver offers a reliable platform for those who want to assemble a firearm tailored to their specific needs, whether for range practice, home defense, or competitive shooting. This lower receiver is designed to work seamlessly with Angstadt Arms uppers, providing a straightforward path to a dependable 9mm PCC.
What This Product Is and Who It’s For
The Sharps Bros Jack 9 is a stripped lower receiver, meaning it is the serialized part of a firearm that requires assembly with additional components to function. It is intended for individuals who prefer to build their own firearm rather than purchase a complete model. This product is suitable for target shooters who enjoy precision and customization at the range, homeowners looking for a reliable platform for home defense, and competitors who need a consistent and accurate PCC for matches. Collectors may also appreciate the distinct design and build quality of the Sharps Bros brand.
Key Specifications
- Caliber: 9mm Luger (9x19mm)
- Capacity: Accepts standard Glock-pattern magazines (capacity varies by magazine, typically 10 to 33 rounds depending on state laws)
- Barrel Length: Not applicable (lower receiver only; barrel length depends on the upper receiver chosen)
- Finish: Rugged black anodized aluminum
- Weight: Approximately 8.5 ounces (lower receiver only)
- Sights: Not included (mounting options depend on upper receiver and handguard)
- Material: 7075-T6 aluminum for strength and durability
- Compatibility: Designed specifically for Angstadt Arms uppers
Feature Deep-Dive
The Sharps Bros Jack 9 stripped lower is machined from 7075-T6 aluminum, a material known for its high strength-to-weight ratio and resistance to wear. This ensures the receiver can withstand repeated use and the demands of regular shooting sessions. The black anodized finish provides a corrosion-resistant surface that holds up well in various environmental conditions, from humid range days to dry storage.
One of the notable aspects of this lower is its compatibility with Angstadt Arms uppers. This specific pairing allows for a tight fit and reliable function, reducing the guesswork often involved in building a PCC. The lower includes a flared magazine well, which facilitates quicker and more positive magazine changes during drills or competition stages. This design element is practical for shooters who prioritize speed without sacrificing control.
The fire control group pocket is machined to accept standard AR-15 trigger groups, giving builders flexibility in choosing a trigger that matches their preferences, whether for a crisp single-stage or a smooth two-stage pull. The lower also features an integrated trigger guard, which eliminates a separate part and reduces the chance of snagging on gear. The bolt catch is designed to work with Glock-pattern magazines, ensuring consistent lock-back on the last round.
Another practical feature is the ambidextrous bolt release, which is standard on this model. This allows both left- and right-handed shooters to operate the firearm without adjusting their grip. The lower also includes a threaded rear takedown pin detent hole, simplifying assembly and disassembly. These details reflect a focus on user convenience and long-term reliability.
The Sharps Bros Jack 9 stripped lower is built with a reinforced rear area around the buffer tube threads, adding strength where the stock or brace attaches. This is particularly useful for PCCs that may see heavy use with collapsible stocks or stabilizing braces. The lower also has a flared top rail that aligns with Angstadt Arms uppers, providing a continuous top surface for mounting optics or sights.
Overall, this lower receiver is a solid choice for those who want a dedicated 9mm platform with proven compatibility. It avoids the compromises often found in multi-caliber lowers and focuses on delivering a consistent experience for the 9mm cartridge. The attention to machining tolerances and material selection makes it a reliable foundation for a custom build.
Ideal Use Cases
This lower receiver is well-suited for several applications. For home defense, a 9mm PCC built on this platform offers manageable recoil and high magazine capacity, making it a practical choice for protecting your household. At the range, the platform allows for accurate shooting with less fatigue compared to larger calibers, encouraging longer practice sessions. For competitive shooters in divisions like USPSA PCC or Steel Challenge, the design supports quick reloads and consistent performance. While not intended for hunting large game, it can be used for varmint control or plinking. Concealed carry is not recommended due to the size of a typical PCC build.
Compatibility Notes
- Ammunition: This lower is designed for 9mm Luger ammunition (9x19mm). It is compatible with standard pressure and +P loads, though +P may increase wear over time. Do not use 9mm NATO or +P+ ammunition without confirming with the upper manufacturer.
- Magazines: Accepts Glock-pattern 9mm magazines. Common options include OEM Glock magazines (10, 17, 19, 33 rounds) and aftermarket brands like Magpul or ETS. Check your state and local laws for magazine capacity restrictions.
- Holsters: Holsters are not applicable for this stripped lower receiver, as it is not a complete firearm. Once built, a PCC may fit in specialized rifle or PCC holsters designed for competition or storage.
- Accessories: The lower accepts standard AR-15 grip and stock/brace components. The buffer tube is carbine-length. Optics, lights, and foregrips attach to the upper receiver and handguard, which are sold separately.
- Uppers: Designed specifically for Angstadt Arms uppers. Using other brands may require fitting or modification and is not recommended for reliable function.
FAQ
1. How does shipping to the U.S. work for this product?
We ship this stripped lower receiver to all U.S. states where it is legal to own. It must be shipped to a Federal Firearms License (FFL) holder in your state. You will need to provide the FFL’s contact information at checkout. We do not ship to P.O. boxes; a physical address is required for delivery confirmation.
2. What is the FFL transfer process?
After placing your order, we will contact you to confirm your chosen FFL dealer. You must arrange with the dealer to accept the transfer. They will conduct a background check (typically through NICS) when you pick up the receiver. Transfer fees vary by dealer and are not included in the purchase price. We only ship to FFLs that are currently licensed and in good standing.
3. Is this lower compatible with all 9mm ammunition?
This lower is designed for 9mm Luger (9x19mm) ammunition. It functions with standard pressure loads and +P loads, but we recommend checking with your upper manufacturer for specific ammunition guidelines. Do not use 9mm NATO or +P+ ammunition unless explicitly approved by the upper manufacturer, as these can generate higher chamber pressures.
4. What warranty is offered on this product?
Sharps Bros provides a limited lifetime warranty against manufacturing defects in materials and workmanship. This covers the lower receiver itself. Damage from improper assembly, modification, or use of non-compatible parts is not covered. If you experience an issue, contact Sharps Bros directly with proof of purchase for evaluation.
5. What is the return policy?
Firearm receivers are serialized items and cannot be returned once transferred to your FFL. If the product arrives damaged or with a defect, contact us within 48 hours of delivery. We will work with Sharps Bros to arrange a replacement or repair. Unopened, non-serialized accessories may be returned within 30 days for a refund, minus shipping costs.
Closing CTA
This Sharps Bros Jack 9 Stripped Lower Receiver is available for purchase and can be shipped to any licensed FFL dealer in the United States. Build your custom 9mm PCC with a foundation that prioritizes fit and function. Add this lower to your cart and start your build today.
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