Delete

[Frank_Castle]

Delete

[Palmaris]

Trades?

[1warrior]

Is barrel chrome lined?

[Frank_Castle]

FROM THEIR WEBSITE:

Spike's Tactical M4 Flat Top Upper Receiver

* CNC Machined from a 7075 T6 MIL-H-6088 Forging

* Extended M4 Feed Ramps Machined before Plating

* Mil-Spec 1913 Picatinny Rail

* MIL-A-8625F Type III Class 2 Hardcoat Anodized Finish

* Laser Engraved T-markings

* Laser Engraved ST Spider logo

* Interior MIL-L-46010 Dryfilm Lube

* Mil-Spec Ejection Port Door Assembly with 5.3.1.2 MIL-STD-171 Phosphate Finish

* Mil-Spec Forward Assist Assembly with Tool Steel Pawl and 5.3.1.2 MIL-STD-171 Phosphate Coating

* Forged Mil-Spec Charging Handle with MIL-A-8625F Type III Class 2 Hardcoat Anodized Finish


Barrel Group

* Barrel Steel is Certified MIL-B-11595E Chromoly Vanadium Alloy

* Raw Barrel Steel is Magnetic Particle Inspected

* Barrels are Stress Relieved

* Mil-Spec M4 Barrel Extension with 5.3.1.2 MIL-STD-171 Phosphate Finish

* 1.2.2.2 MIL-STD-171 Hard Chrome Chamber

* 1.2.2.2 MIL-STD-171 Hard Chrome Bore

* 5.56mm Nato chamber

* All Chambers are Individually Checked for Head Spacing Before and After Plating

* All Barrels are Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI)

* 5.3.1.2 MIL-STD-171 Phosphate Finish on the Barrel Exterior, Including under the Front Sight Base

* 1/2x28 Thread Pitch

* Threads are Cut Concentric to the Bore

* Gas Block or FSB is Pinned to the Barrel and Vertically Aligned

* Rubber Coated Front Sling Loop

* Mil-Spec 303 Stainless Steel Gas Tube enhanced with Melonite Finish

* Muzzle Devices are Properly Timed and installed with Crush Washer


Fore End Group

* Double Heat Shield M4 Hand Guards

* Round Hand Guard Cap with 5.3.1.2 MIL-STD-171 Phosphate Coating

* Muzzle Devices are Properly Timed and installed with Crush Washer

* Mil-Spec Barrel Nut with 5.3.1.2 MIL-STD-171 Phosphate Coating

* Mil-Spec Delta Ring with MIL-A-8625F Type III Class 2 Hardcoat Anodized Finish


Bolt Carrier Group

* Mil-Spec 8620 Tool Steel M16 Bolt Carrier with Shrouded Firing Pin

* Carrier is 5.3.1.2 MIL-STD-171 Phosphate Coated inside and out with 1.2.2.2 MIL-STD-171 Hard Chrome Bore

* Laser Engraved with ST Spider Logo

* Mil-Spec Tool Steel Carrier Key

* Carrier Key is 5.3.1.2 MIL-STD-171 Phosphate Coated inside and out with 1.2.2.2 MIL-STD-171 Hard Chrome Bore

* Carrier Key is installed with Grade 8 Hardware and Properly Staked

* Bolt is CNC Machined from Carpenter-158 Steel

* Bolt is 5.3.1.2 MIL-STD-171 Phosphate Coated inside and out

* All Bolts are Shot Peened per current Mil-Spec Requirements

* All Bolts are Individually High Pressure Tested (HPT) and then Individually Magnetic Particle Inspected (MPI)

* Tool steel Extractor is Shot Peened, 5.3.1.2 MIL-STD-171 Phosphate Coated, Fitted with a Mil-Spec Black Extractor Spring Insert and Mil-Spec Viton O-Ring

* Mil-Spec Firing Pin with 1.2.2.2 MIL-STD-171 Hard Chrome Finish

* Mil-Spec Cam Pin with 5.3.1.2 MIL-STD-171 Phosphate Coating

* Mil-Spec Firing Pin Retaining Pin with 5.3.1.2 MIL-STD-171 Phosphate Coating

[jle424sb]

Location?

[honda_doc]

Location?

roseville is basically in the sacramento vicinity,by the ways, free bump, I wish I had my income tax return already..this is the upper i've been always looking for with a bcg

[Frank_Castle]

Bump

[Frank_Castle]

Buyer fell out still for sale new price $875 complete

[Camophile]

I'll take it!

[ktjahjadi]

pm sent if the others fall through...