Free shipping over $250 · Local pickup in Rocky Mount
Springfield Saint M-LOK B5 Rifle 5.56mm 30rd Magazine 16" Barrel

Springfield Armory

Springfield Saint M-LOK B5 Rifle 5.56mm 30rd Magazine 16" Barrel

$1,023.00
In Stock (206)
Best Price
18+ · ID verified at FFL
Caliber / Gauge: 5.56 NATO / .223
Live Availability
UPC 706397935504Item #SFST916556B-B5

Product Details

Features:

  • CALIBER: 5.56x45mm NATO (.223 REM)
  • COLOR: Black
  • BARREL: 16" CMV Melonite 1:8
  • SIGHTS: Low Profile Adjustable Flip-Up Rear A2 Front
  • UPPER RECEIVER: Forged 7075 T6 Aluminum Type III Hardcoat Anodized Forward Assist M4 Feed Ramps
  • LOWER RECEIVER: Forged 7075 T6 Aluminum Type III Hardcoat Anodized Accu-Tite Tension System
  • BOLT CARRIER GROUP: M16 w/ Carpenter 158 Steel Bolt HPT/MPI Melonite
  • GAS SYSTEM: Direct Impingement Mid-Length Pinned Gas Block
  • HANDGUARD: B5 Systems Mid-Length M-LOK
  • STOCK: B5 Systems Bravo
  • TRIGGER: Nickel Boron Coated GI
  • MUZZLE DEVICE: A2 Flash Hider
  • RECEIVER EXTENSION: Mil-Spec
  • RECEIVER END PLATE: Mil-Spec
  • BUFFER ASSEMBLY: Carbine "H" Heavy Tungsten Buffer
  • CHARGING HANDLE: GI Style
  • SAFETY SWITCH: Single Side
  • TRIGGER GUARD: B5 Systems Polymer
  • GRIP: B5 Systems Type 23 P-Grip
  • MAGAZINES: (1) 30-Round Magpul PMAG Gen M3
  • WEIGHT: 6 lbs 4 oz
  • LENGTH: 33" - 36.25"
Model: Saint Action: Semi-Auto | Barrel Length: 16" | Brand: Springfield Armory | CA Prop 65: Yes | CA Prop 65 Chemical: Lead | Caliber: 5.56mm | Firearm Capacity: 30 | Firearm Platform: AR Rifle | Gun Finish: Anodized | Gun Model: Saint | Magazines Included: 1 | Model Series: AR-15 | Optic Ready: Picatinny Rail | Sights: Adjustable Rear | Stock Material: Synthetic | Threaded Barrel: Yes Item Weight: 11.5050 lb UPC: 706397935504

Specifications

BrandSpringfield Armory
UPC706397935504
Caliber5.56 NATO / .223
ActionSemi-Auto
Color / FinishBlack
Barrel Length16"
Capacity30 rounds
Weight11.505 lb
ConditionNew

Buying this item

Can I buy the Springfield Saint M-LOK B5 Rifle 5.56mm 30rd Magazine 16" Barrel online and have it shipped to me?
Firearms cannot ship to your home. Buy it here and pick it up at Iron Valor Armory in Rocky Mount, NC after a NICS background check, or have it shipped to a licensed FFL dealer near you for their transfer fee.
How old do I have to be to buy the Springfield Saint M-LOK B5 Rifle 5.56mm 30rd Magazine 16" Barrel?
You must be 18 or older with valid government ID for rifles and shotguns (21+ for handguns).
Is the Springfield Saint M-LOK B5 Rifle 5.56mm 30rd Magazine 16" Barrel in stock?
Yes — live distributor inventory shows it in stock and it ships or is ready for pickup within 1–3 business days.
What is the return policy?
Non-firearm items may be returned within 30 days (a restocking fee of up to 15% applies if the packaging was opened). Firearms and ammunition are final sale once transferred, per federal law.

All firearm sales require background checks and compliance with federal, state, and local laws. You must be 21+ for handguns/stripped receivers and 18+ for long guns.

Frequently bought together

Complete the setup

Ammo, magazines and optics matched to Springfield Saint M-LOK B5 Rifle 5.56mm 30rd Magazine 16" Barrel. Everything here ships to your door or is ready at pickup.

Adds the first item in each column · you can adjust in the cart

Guides for this gear

All articles →