Sylvan Arms 9mm Conversion Block for SIG P320 Glock Magazines - SCB100
Only 5 left in stock
Transform your AR-15 into a versatile 9mm platform with the Sylvan Arms 9mm Conversion Block for SIG P320 magazines. This precision-engineered adapter allows you to use reliable SIG P320 9mm magazines in your standard Mil-Spec lower receiver, eliminating the need for a dedicated pistol caliber lower. Perfect for enthusiasts building or upgrading AR-9 pistols or carbines, it delivers seamless compatibility and enhanced modularity without compromising on performance.
Key Features
- Drop-In Installation: Effortlessly installs into any Mil-Spec AR-15 lower in minutes, no gunsmithing required—get back to the range faster.
- SIG P320 Magazine Compatibility: Accepts standard SIG P320 9mm magazines, leveraging their proven reliability and high-capacity options for extended shooting sessions.
- Durable Construction: Crafted from high-strength 6061-T6 aluminum with reinforced steel components and a black anodized finish for corrosion resistance and long-lasting durability.
- Versatile AR-9 Builds: Enables quick caliber swaps, ideal for training, competition, or home defense where 9mm’s lower recoil and cost-effective ammo shine.
Specifications
- Material: 6061-T6 Aluminum and Steel
- Finish: Black Anodized
- Weight: 5.79 oz
- Dimensions: Length: 8.1 in | Width: 4.35 in | Height: 1.4 in
- Compatibility: Mil-Spec AR-15 lower receivers and SIG P320 9mm magazines (Note: Does not include last round bolt hold open functionality)
Why Choose the Sylvan Arms Conversion Block?
Address common challenges in AR-9 conversions, such as magazine incompatibility and the expense of specialized lowers. This block solves these pain points by providing a cost-effective, reliable solution that maintains your existing setup’s integrity. Users appreciate its straightforward design, which reduces downtime and enhances the adaptability of multi-caliber platforms. Whether you’re a seasoned builder or new to pistol caliber carbines, this conversion block boosts your firearm’s flexibility, allowing you to train with affordable 9mm ammunition while enjoying the benefits of reduced recoil and faster follow-up shots.
Upgrade your AR-15 today with the Sylvan Arms 9mm Conversion Block and experience the ultimate in modular firearms customization. Add it to your build now and elevate your shooting precision.
Frequently Asked Questions
Is this conversion block compatible with all SIG P320 magazines?
Yes, it works with standard SIG P320 9mm magazines, including full-size and compact variants, ensuring broad compatibility for your existing collection.
Does installation require any special tools?
No, it’s a true drop-in design that installs easily with basic tools like a screwdriver, making it accessible for DIY enthusiasts.
Will this block provide last round bolt hold open?
This block does not include LRBHO functionality; for that feature, consider compatible uppers or additional aftermarket parts.
| Weight | 5.79 oz |
|---|---|
| Dimensions | 8.1 × 4.35 × 1.4 in |
| MPN | SCB100 |
| UPC | 30718 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
Please select an FFL from the table below, if you do not see your desired FFL, click "Set Later" and you will be able to enter your FFL's information after checkout.
| Name | City | State | ZIP | Phone | |
|---|---|---|---|---|---|
|
Loading FFL contacts, please wait...
|









