Nickel Boron Bolt Carrier + JP Enhanced (9310 SAE Steel) Bolt

over 3 years ago
Nickel Boron Bolt Carrier + JP Enhanced (9310 SAE Steel) Bolt
Union Firearms
Available on
M4 Carbine

This is a Kies Firearms Nickel Boron Bolt Carrier (made from 8620 Tool steel) and a mirror polished finish. Has only seen 100 rounds at the range and is matched up to a JP Enterprises Enhanced Bolt. (Titanium Nitride finish) If you don't anything about these Bolts, you have to check them out, absolute best:
"This high performance bolt is manufactured from SAE 9310 steel and boasts a life expectancy of more than 10 times that of a mil-spec bolt. This bolt is for use in a standard Mil-Spec Carrier and uses a standard firing pin, cam pin, extractor and firing pin retaining pin. This bolt features radiuses in all of the traditional 90 degree corners of the locking lug areas. The radiused corners help strengthen the bolt allowing it to handle high loads over a long life span." Paid $120 for the Bolt and $120 for the Carrier, asking $160 OBO +free insured shipping. Email: