That's what I assumed too.
Here is the dpms specs
Description
Barrel:
18" Fluted Barrel
416 Stainless Steel Lite Contour
6 grooves, right-hand 1x10 twist,
button rifled
Custom Compensator
Lightweight Gas Block
Chamber:
.338 Federal
Method of Operation:
Gas operated rotating bolt
Bolt & Carrier:
8620 steel bolt carrier, heat treated
and plated per Mil Spec
Phosphated steel bolt, heat treated
and plated per Mil Spec
Sights:
None (mounting optics only)
Weight:
Empty - 7.9 lbs.
Length:
39.125"
Upper Receiver:
A3 Style Lightweight Flattop
Thick walled, extruded from 7129-T5 Aluminum
Hard coat anodized per Mil Spec and Teflon coated black
Right hand ejection
Dust Cover, Shell Deflector and Forward Assist
Lower Receiver:
Milled from solid billet of 6061-T6 Aluminum
Hard coat anodized per Mil Spec and Teflon coated black
Semi-Auto trigger group (early 2008 model)
Two Stage Trigger (late 2008 - Current model)
Integral trigger guard
Aluminum magazine release button
Stock:
Skeletonized black Zytel mil spec w/trap door assembly
Handguards:
Standard length Carbon Fiber Free Float Tube
Each Rifle comes with a 4 round and a 19 round magazine, 1-Nylon Web Sling
Scope Not Included
