The Sanders Armory Corp 6.8 SPC MPI Tested Black Nitride Bolt Head with Phosphate Extractor offers a 9310 Steel MPI Tested 6.8 SPC bolt with Nitride finish that will not flake off, and produces less friction while increasing the life of the bolt head. The 6.8 SPC Extractor has been Phosphate treated per MIL-STD-171 to ensure it will not crack, fracture or shatter but will be protected from wear and elements.
- 6.8 SPC
- AISI 9310 VAR (vacuum arc remelt) moly, nickel steel
- Enhanced design
- Beveled locking surface
- Carbon/fouling relief area for high fire rates
- Phosphate per MIL-STD-171
This high performance bolt is machined to exacting standards in one operation maintaining angular positional accuracy to 0.001 degrees. Produced from AISI 9310 Vacuum Arc Remelt material, the highest purity available, then heat treated to the original MIL specification for case and core hardness. The lead lug surface is beveled for reliable lock-up and a carbon/fouling relief area is added behind the lugs for complete reliability under high failure rates.
NO shipping to Hawaii, Alaska or Canada! NO international shipping all must be within the 48 Contiguous United States! NO APO/PPO/FPO’s, if you have family members here in the 48 US you can ship to them and they can make arrangements for shipping.