Home / AR Upper Components / GEISSELE SUPER GAS BLOCK NITRIDE .750 BLACK View cart “SPRINCO ENHANCED CHROME MOLY EJECTOR AND SAFETY SPRING” has been added to your cart. Out of stock GEISSELE SUPER GAS BLOCK NITRIDE .750 BLACK$80.00 Out of stock Want to be notified when this product is back in stock? Notify me UPC: 854014005274 SKU: 05-807N Category: AR Upper Components Product ID: 9865 Related products SPRINCO M4/AR-15 EXTRA POWER EXTRACTOR SPRING 5 COIL, CRYOGENIC PROCESSED $3.95 Add to cart SOLGW GAS TUBE NITRIDE MID LENGTH $19.00 Add to cart Bravo Company Manufacturing GUNFIGHTER Charging Handle 556 Mod 4B – Medium Latch $74.95 Add to cart Out of stock Bravo Company Manufacturing BCMGUNFIGHTER Ambidextrous Charging Handle Mod 4×4 – Medium Latch $79.95 Read more