Home / AR Upper Components / FAIL ZERO 9MM NITRIDE BLACK “LBE Unlimited ARBGR – Bolt Gas Rings” has been added to your cart. View cart FAIL ZERO 9MM NITRIDE BLACK$179.99 1 in stock [] FAIL ZERO 9MM NITRIDE BLACK quantity Add to cart UPC: 094922269836 SKU: FZ-9MM-NITRIDE-BCG Category: AR Upper Components Product ID: 6346 You may also like… FAIL ZERO 9MM NITRIDE BLACK $179.99 Add to cart Related products AERO PRECISION 5.56 AR15 BOLT CARRIER GROUP BLACK NITRIDE $154.99 Add to cart Out of stock Bravo Company Manufacturing GUNFIGHTER Charging Handle 556 Mod 4B – Medium Latch $74.95 Read more SPRINCO ENHANCED CHROME MOLY EJECTOR AND SAFETY SPRING $4.39 Add to cart Out of stock SIONICS Gas Tube W/Roll Pin – Melonite – Midlength $16.95 Read more