Sig Sauer SIG556xi Black 7.62×39 16-inch 10rd uses AK mags

The M&P15 Sport II Optics Ready (OR) rifle removes the A2 front sight post, and is equipped with a picatinny-style rail, allowing you to mount a large variety of optics and accessories to your rifle. Flat-top rifles, like this one, offer more customization that the AR-15 shooters of today demand. This promotional kit includes an M&P15 Sport II Optics Ready Rifle, a Duty Series Gun Case, and a Caldwell Tac-30 AR-15 Mag Charger.
M&P15 Rifle Specifications:

Rifling: 1/9, 6-Groove
Grip: Polymer
Barrel Material: 4140 Steel
Upper & Lower Receiver: 7075 Aluminum
Other: Armornite Finish on Barrel (Interior & Exterior)
Chromed Firing Pin
Threaded Barrel
Forward Assist & Dust Cover
Forged Integral Trigger Guard

Caldwell Mag Charger Tac-30
Specifications:

SKU: 397493
Model: Tac-30 Mag Charger
Material: Polycarbonate construction
Other: Designed to directly accept 20 live rounds from any common 20 round ammo manufacturer box and will also conveniently accept up to three
10 round stripper clips.
Duty Series Gun Case Specifications:

SKU: 110014
Model: DUTY SERIES
Desc: Small Case
Gun Length: 34″
#Pockets: 3 Magazine
Ext. Dim: 35.5″ L x 12″ H x 2: D
OUTSIDE:
Multiple AR mag pouches
Made of durable ballistic fabric
Full length zipper
Adjustable nylon shoulder strap
Heavy duty carry handles
Zippered external pocket
External center open pocket