Description

The Springfield Saint 5.56mm Semi-Automatic AR-15 Rifle with M-LOK Rail

Overview

The Springfield Saint 5.56mm semi-automatic AR-15 rifle with M-LOK rail represents a solid entry point for shooters who want a reliable, no-nonsense carbine without chasing after custom builds. Springfield Armory built this rifle around their forged 7075 T6 aluminum receiver set and a 16-inch chrome moly vanadium barrel with a 1:8 twist rate, which handles both 55-grain and 62-grain loads effectively. The M-LOK free-float handguard keeps weight down and lets you attach accessories exactly where you need them. This Springfield Saint 5.56mm semi-automatic AR-15 rifle with M-LOK rail ships with a B5 Systems stock and grip, a nickel boron coated bolt carrier group, and an enhanced trigger that breaks cleanly around 5.5 pounds. It is a factory-built rifle that comes ready to run from the box.

Features & Specs

Springfield Armory designed this carbine for dependable function across a wide range of ammunition. The mid-length gas system reduces felt recoil and improves reliability over carbine-length setups. The M-LOK handguard is slim and heat-resistant, with continuous top Picatinny rail for optics and flip-up iron sights included from the factory.

• Barrel: 16-inch chrome moly vanadium steel with Melonite finish, 1:8 twist, and A2 flash hider
• Bolt carrier group: Nickel boron coated with Carpenter 158 steel bolt, MPI tested
• Receiver: Forged 7075 T6 aluminum, hard coat anodized, with integral trigger guard and tension pin

• Stock: B5 Systems SOPMOD with friction lock and storage tubes
• Trigger: Enhanced single-stage, nickel boron coated hammer and trigger, approximately 5.5 pound pull
• Handguard: Free-float M-LOK with heat shield, 13.5 inches overall

• Sights: Springfield Armory flip-up rear and front, with tritium front post option available
• Overall length: 35.5 inches collapsed, 38.75 inches extended
• Weight: 6 pounds 11 ounces unloaded

This Springfield Saint 5.56mm semi-automatic AR-15 rifle with M-LOK rail comes with one 30-round Magpul PMAG and a padded soft case. The rifle accepts standard AR-15 lower parts and triggers if you want to upgrade later, but most shooters find the factory setup meets their needs out of the gate.

Who It Is For

This rifle suits the shooter who wants a dependable defensive carbine, a range gun for training drills, or a platform to learn on before building a custom AR. The mid-length gas system and M-LOK handguard make it comfortable for shooters with shorter arms or those who prefer a lighter front end. If you are looking for a rifle that runs on common 5.56mm ammunition without tuning or break-in, the Springfield Saint 5.56mm semi-automatic AR-15 rifle with M-LOK rail fits that role. It also works well for hunters who want a lightweight carbine for varmints or coyotes out to 300 yards. The 1:8 twist barrel stabilizes heavier bullets, so you can shoot 77-grain match loads for accuracy work if you choose. Just keep in mind this is a semi-automatic rifle, not a precision bench gun, though it will hold around 1.5 to 2 MOA with quality ammunition.

Shipping & FFL

This item ships to your chosen Federal Firearms License (FFL) dealer only. After placing your order, we will contact you to confirm your FFL dealer’s information. You must arrange with your local dealer to accept the transfer before we ship. All federal, state, and local laws apply, and it is your responsibility to ensure compliance with your jurisdiction’s regulations. The Springfield Saint 5.56mm semi-automatic AR-15 rifle with M-LOK rail will be shipped discreetly in a plain cardboard box with no external markings indicating contents. Please allow up to 5 business days for processing before shipment. If you have any questions about FFL transfers, contact our customer service team before purchasing.