Reloading Supplies
Looking for brass, bullets, dies for your reloading press or reloading tools? Shop Reloading
Looking for brass, bullets, dies for your reloading press or reloading tools? Shop Reloading
PLEASE NOTE: Most Orders Ship in 1-3 Business Days.
We don't sell primers or powder and we do not offer backorders on any item.
A*B Arms A*B Pro 5.56 Bolt Carrier Group is built to Mil-Spec dimensions. The Nickel Boron coated Bolt, Extractor and Cam Pin needs virtually no lube during use. The Nickel Boron coated Carrier is coated for extra lubricity.
These Bolt Carrier Groups are ready to drop into your rifle. Our Bolt Carrier Groups are specially made on high end Swiss machinery to have exacting tolerances and surface finish. A*B Arms is known by rifle manufacturers for manufacturing one of the finest quality bolts and extractors available. This has won us contracts with some of the highest quality AR manufacturers in the business. If you want to buy super high quality parts offered by the company that actually manufactures them, then you've come to the right place.
FEATURES
-Needs virtually no lube during use
-The manganese phosphate coated extractor has a surface finish that provides superior extraction during
firing
-These bolt carrier groups are ready to drop into your rifle
-Made in USA
Bolt
Carpenter 9310 Steel
Heat treated per Mil-Spec Requirements
Shot Peened per Mil-Spec Requirements
MPI Tested Material
Nickel Boron Coated
Bolt Carrier
8620 Steel
Nickel Boron Coated
Nickel Boron Coated Bore
M-16 Style with more mass for better functioning in semi or full auto rifles
Gas Key
4130 Steel
Nickel Boron Coated
Gas Key Screws - 4140 Steel properly staked per Mil-Spec requirements
Cam Pin
4340 Steel
Heat treated per Mil-Spec Requirements
Nickel Boron Coated
Extractor
Aircraft Quality E4140 Steel
Heat treated per Mil-Spec Requirements
Shot Peened per Mil-Spec Requirements
Nickel Boron Coated per Mil-Spec Requirements
Firing Pin
420SS Steel
Passivated
Made in the USA!
Manufacturer: AB Arms
MPN:ABABCGNIB
Business Hours:
Monday - Friday 9-5 CST
Before calling please note:
1. We don't have any primers or powder
2. We don't manufacture ammunition or reload ammunition
3. Check the ship dates above. Business days are Mon-Friday. Saturday and Sunday don't count.
4. If you didn't receive a copy of your order please e-mail us. We are having difficulties delivering to comcast e-mail addresses.
5. We are currently 7 days behind on returning phone calls. Please e-mail if possible.
Phone: 512-827-8651
(please e-mail us for a faster response)
Warning this product is known to the state of California to cause [cancer] [birth defects or other reproductive harm].