Product Overview
- Semi-automatic rifle chambered in 5.56 NATO, suitable for range use and general-purpose applications.
- M16-pattern BCG with Carpenter 158 steel bolt (HPT/MPI tested, Melonite finished) and forged 7075 T6 aluminum receivers with Type III hardcoat anodize.
- Includes one 30-round Magpul PMAG Gen M3 magazine.
- Must ship to a Federal Firearms License (FFL) holder.
Overview
The Springfield Armory Saint M-Lok B5 Rifle in 5.56 NATO is a semi-automatic AR-15-pattern rifle featuring a 16" chrome moly vanadium (CMV) Melonite-finished barrel with a 1:8" twist rate and a mid-length direct impingement gas system. Receivers are forged 7075 T6 aluminum with Type III hardcoat anodizing. The rifle ships in black and weighs 6.3 lbs, with an overall length adjustable from 33" to 36.25".
B5 Systems components throughout — including the Bravo stock, mid-length M-Lok handguard, and Type 23 P-Grip — are paired with a nickel boron-coated GI trigger and a carbine "H" heavy tungsten buffer assembly.
Key Features
- 16" CMV Melonite barrel with 1:8" twist rate and mid-length pinned gas block for reliable cycling.
- M16 bolt carrier group with Carpenter 158 steel bolt, HPT/MPI tested and Melonite finished for durability.
- Forged 7075 T6 aluminum upper and lower receivers, Type III hardcoat anodized and mil-spec dimensioned.
- B5 Systems mid-length M-Lok handguard provides accessory attachment points along the full length.
- B5 Systems Bravo adjustable stock on a mil-spec receiver extension with carbine "H" heavy tungsten buffer.
- Nickel boron-coated GI trigger and A2 flash hider muzzle device.
- Low-profile adjustable flip-up rear sight and fixed A2 front sight included.
What's In The Box
- Springfield Armory Saint M-Lok B5 Rifle (5.56 NATO)
- (1) 30-Round Magpul PMAG Gen M3 magazine
FFL & Compliance
This firearm must ship to a Federal Firearms License (FFL) holder. The buyer is responsible for knowing and complying with all applicable local, state, and federal laws prior to purchase. Magnum Ballistics does not provide legal advice or make eligibility determinations. We ship only to the FFL dealer selected during checkout.
