For the Ultimate in durability and reliability I give you AR-15 Nickel Teflon BCG. Or AR-15 BCG in Nickel Teflon. No need for lube, even in humid or dry environment, this will keep working! Used by Special Forces for years as the secret to Long lasting durability with very little wear and tear.
Sale!
Nickel Teflon Bolt Carrier Group BCG for AR-15
Original price was: $299.99.$249.95Current price is: $249.95.