WTS Sons of liberty EXO2 13.7 with pinned and welded Nox, Sons of liberty BCG and charging handle along with Magpul sights. Asking $650 Price drop $600 PayPal or Zelle.
Looking to move this soon, this set up has about 1k rounds on It with no physical damage below descriptions are from sons of liberty directly.
Upper receiver:
Sons of Liberty Gun Works Bolt Carrier:
HPT/MPIBolt:
Looking to move this soon, this set up has about 1k rounds on It with no physical damage below descriptions are from sons of liberty directly.
Upper receiver:
- Barrel: Sons of Liberty Gun Works 13.7” 4150CoMOV 1:7 MPI HPT Barrel
- Caliber: 5.56 NATO Chamber
- Barrel Steel: 4150 CrMoV (Chrome Moly Vanadium per MIL-B-11595E)
- Twist Rate: 1/7 Twist Six Groove
- Gas Block: .750″ Gas Block Journal with an appropriately sized gas port
- Barrel Finish: QPQ Corrosion Resistant Finish
- Barrel Extension: QPQ coated M4 Feed Ramp Extension
- High Pressure (proof) Tested (HPT)
- Magnetic Particle Inspected (MPI)
Sons of Liberty Gun Works Bolt Carrier:
HPT/MPIBolt:
- Precision machined from Carpenter Technology No. 158 alloy,
- Heat treated per mil-spec,
- Shot peened per ASTM B851/SAE AMS2430S,
- Vibratory tumbled
- Individual high pressure/proof (HP)
- Full Auto test fired as an assembly
- Individual magnetic particle inspection ASTM E1444/E1444M (MP)
- Markings deep laser engraved (SP=Shot Peened, HP=High Pressure Tested, MP=Magnetic Particle Inspection.)
- Precision machined from 4340 tool steel alloy per SAE AMS6415T/AMS6484D (vs 4140),
- Heat treated
- Shot peen per ASTM B851/SAE AMS2430S.
- Precision machined and ground S7 Tool Steel
- Heat treated per ASTM A681-08
- Shot peened per mil-spec print
- Manganese phosphate
- Tactical Springs/Sprinco 5 coil, ASTM Grade A401 Chrome Silicon wire stock
- Heat treated
- Stress relieved, Molybdenum-Disulfide infused
- Cryogenic processed (all post winding)
- Mil-spec black insert/synthetic elastomer extractor buffer (nitrile-butadiene, shore hardness 80+/-5 durometer per MIL-PRF-6855)
- S7 Tool Steel
- Heat treated per ASTM A681-08
- Shot peened per Mil-Spec
- Manganese phosphate
- Heat treated
- Mil Spec
- Standard stainless steel per Mil-Spec X3
- Machined from AISI 8620 aircraft qualty alloy per ASTM A108/A322-13
- Full auto profile
- Heat treated
- Carburized/strain relieved, hard chrome bore
- Precision ground gas key interface
- Sons of Liberty Battle Flag logo deep laser engraved
- Manganese phosphate
- Machined from 4130 chromoly steel alloy per ASTM A108/A322-13
- Heat treated, hard chrome internal
- Manganese phosphate
- Permatex sealed
- Grade 8 hex screws torqued and staked all per mil-spec
- Precision machined 4340 chromoly steel alloy per SAE AMS6415T/AMS6484D
- Heat treated/processed per mil-spec
- Manganese phosphate
- Solid film lubricant applied and cured per mil-spec
- Precision machined 8640 steel alloy
- Heat treated/processed per mil-spec
- Hard chrome plate
- Precision machined from 1038 carbon steel
- Heat treated/processed per mil-spec
- Manganese phosphate
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