Springfield Saint 5.56mm AR-15 Pistol with B5 Grip and Trinity Force Breach Blade Brace

Overview

If you are in the market for a compact, high-performing AR platform that balances maneuverability with stopping power, the Springfield Saint 5.56mm AR-15 pistol with B5 grip and Trinity Force Breach Blade Brace deserves a close look. Springfield Armory brings decades of manufacturing expertise to this pistol, chambered in the versatile 5.56mm NATO round. The combination of the B5 grip’s ergonomic texture and the Trinity Force Breach Blade Brace’s stabilizing design makes this firearm a standout for shooters who value control without sacrificing compactness. Whether you are building out a truck gun or need a reliable home-defense option, this pistol delivers the proven Saint series reliability in a shorter, more agile package.

At its core, the Springfield Saint 5.56mm AR-15 pistol with B5 grip and Trinity Force Breach Blade Brace is built around a lightweight free-float handguard and a carbine-length gas system. The result is a pistol that cycles smoothly, handles fast follow-up shots, and remains comfortable to shoot even during extended sessions. The brace provides a stable cheek weld without being classified as a stock, keeping you compliant while maximizing accuracy.

Features & Specs

Springfield Armory designed this pistol to meet the demands of modern shooters, so every component serves a purpose. The factory-assembled build includes premium parts right out of the box, meaning you spend less time swapping parts and more time at the range.

• Barrel & Gas System: 7.5-inch CMV barrel with a 1:7 twist rate, finished with a Melonite treatment for corrosion resistance and longevity. The carbine-length gas system with a low-profile gas block ensures reliable cycling with a wide range of 5.56mm and .223 Remington ammunition.
• B5 Grip & Trinity Force Brace: The B5 grip features an extended beavertail and aggressive texture for a secure hold, while the Trinity Force Breach Blade Brace uses a rigid polymer blade design that locks in place for consistent shoulder contact.
• Receiver & Handguard: Forged 7075 T6 aluminum upper and lower receivers with a hard-coat anodized finish. The 7-inch M-Lok free-float handguard gives you ample real estate for lights, lasers, or grips without adding bulk.
• Muzzle Device: A 1/2×28 TPI flash hider helps reduce muzzle rise and hides the flash signature during low-light use.

The Springfield Saint 5.56mm AR-15 pistol with B5 grip and Trinity Force Breach Blade Brace also includes a nickel-boron coated bolt carrier group for smooth operation and easier cleaning. The charging handle is the standard GI-style, but the upper receiver is cut for an ambidextrous upgrade if you prefer.

Who It’s For

This pistol is an excellent choice for shooters who want the terminal performance of 5.56mm in a short, packable platform. It fits well for home-defense setups where a full-length rifle might be unwieldy, or for vehicle carry where space is at a premium. The brace makes it practical for one-handed shooting while still allowing a stable two-hand grip, which is ideal for shooters with limited upper body strength or those training for close-quarters scenarios.

If you already own a Springfield Saint rifle and want a matching pistol for a trunk or range bag, this model keeps the same familiar controls and parts compatibility. The B5 grip and Trinity Force brace are both aftermarket favorites, so you are getting hand-picked upgrades from the factory.

Shipping & FFL

This firearm is classified as a pistol by the ATF and must be shipped to a Federal Firearms License (FFL) holder in your state. After placing your order, we will contact you to confirm your chosen FFL dealer’s contact information and current license. Please have your FFL send their license to our compliance team before we ship. Shipping is via a carrier that requires an adult signature at delivery. It is your responsibility to verify that this item is legal to own in your state and locality, including any magazine capacity restrictions. We do not ship to PO boxes. Once the transfer is completed by your FFL, standard return policies apply, but please inspect the firearm immediately upon receipt.