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Mercury Precision AR-15 PVD Rainbow Finish, M16, 5.56/.223, 9310 Bolt, Machined Extractor BCG

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On sale $124.99 $109.99
Retail Price:$124.99
Your Savings:$15.00(12%)
Part Number: BCG-556-94173
Availability: In Stock
Mercury Precision AR-15 PVD Rainbow Finish, 
M16, 5.56/.223, 9310 Bolt, Machined Extractor BCG

Mercury Precision M16 bolt carrier group is the perfect BCG for your next build. Properly built, no corners cut, 100 percent US made.  The “Armor Guard” PVD coating on these BCGs provides a very low coefficient of friction while providing a unique look and increased reliability.  With our lifetime guarantee, you can’t go wrong.

8620 M16 style carrier
Armor Guard PVD coating
Properly heat treated
Final grind before plating

9310 5.56/.223 bolt
Heat treated
Shot peened
H&M Black Nitride Treated

4140 billet gas key
Armor Guard PVD coating
Properly seated with Grade 8 fasteners
Properly staked to ensure reliability

4140 Cam Pin
Heat Treated
H&M Black Nitride Treated

4140 Billet Extractor
Heat treated and shot peened
Phosphate coated for reliable extraction
Extractor insert included
Viton O-Ring included

Firing pin precision machined from 17-4 H-900 Stainless Steel
100% USA Made


Brand: Mercury Precision

Caliber: 5.56 / .223 / 300 Blk / .350 Legend 

Bolt Head Finish: Nitride

Bolt Head Material: 9310 Alloy Steel

Carrier Finish: Nitride 

Carrier Material: 8620 Alloy Steel

Magnetic Particle Inspect (MPI): Yes

Platform: AR-15

Forward Assist Notches: Yes

Style: Standard 

Color: Rainbow 

Full Auto Compatible: Yes

Please note: If the listing says "In-Stock" it means we have the item(s) in stock. Please check this LINK to view our most up to date shipping status.
Warranty, Returns & Terms: Omega Tactical Distribution offers a 30 day return, refund and exchange policy. You must email or call Omega Tactical Distribution and obtain an RMA number prior to any return, refund, or exchange. All returns must include the original order number, receipt or invoice, along with the customers billing address, shipping address, contact phone numbers, contact emails, and RMA number. Returns, refunds, and exchanges may take up to two weeks, not including transit times, for processing after we have received return product. Return shipping costs will be the responsibility of the returning party, with the exception of the wrong item being received or on warranty exchange during the first 30 days after delivery. Items returned for warranty will only be replaced or exchanged, no refund given on warranty items.