Model 3HDI Rifle Kit

$594.99 $419.99
You save: $175.00
Current stock: 0


This kit has everything you need to complete your rifle build minus a stripped lower receiver. All parts are made to mil-spec standards and extremely customizable. This kit features a modular drop in handguard and a American flag dust cover.

Each rifle kit includes a Rifle Case, Magazine and Infinite Shot Barrel Guarantee.


Action: Semi-Auto Direct Impingement

Caliber: 5.56 NATO | .223

Twist Rate: 1/9 Button Rifled

Muzzle Device: A2 Flash Hider (Stag Arms Compensator on post ban models)

Barrel: 16", 4140 Steel, Chrome Lined, Government Profile, Manganese Phosphate Coated

Handguard: Diamondhead VRS Drop-In

Upper Receiver: Forged and mil-spec with type 3 hard coat anodizing

Bolt Carrier: Mil-Spec Manganese Phosphate coated M16 BCG

Gas System: Carbine Length with Railed Gas Block

Charging Handle: Standard mil-spec

Front/Rear Sight: None

Hammer/Trigger pin size: Mil-spec small pin .154"

Pivot/Takedown Pin Size:& Mil-spec small pin - .250"

Buttstock: Mil-spec 6 position stock

Buffer: Standard carbine buffer and spring

Trigger: Mil-spec single stage trigger with a non-adjustable 5-8 pound trigger pull

Grip: A2 style plastic grip

Magazine: 30rd (Post-ban versions will have a 10rd magazine)

Safety Selector: Right Hand

SKU: SA700032


Q: What is the warranty coverage?

A: This rifle kit has a one year warranty. The barrel has our Infinite Shot Barrel Guarantee.

Q: Is this compatible with other manufacturer's lower receivers?

A: As long as the lower accepts a mil-spec upper, all of our kits will function properly.


Reviews (1)

Alan Embry 10th Nov 2017

3HDI Rifle Kit

This was my first AR to put together. High quality parts from Stag as usual. Very happy.