Complete Phosphate M-16 BCG
Phosphate Coating Inside and Out (Bolt, Carrier, and Gas Key)
Laser Engraved with ST Spider logo
Mil Spec Carrier
- 8620 Tool Steel
- Full Auto M-16
Mil Spec Bolt
- 158 Carpenter Steel
- Shot Peened
- High Pressure Tested (HPT)
- Magnetic Particle Inspected (MPI)
Mil Spec Extractor
- 8620 Tool Steel
- Phosphate Finish
- Extractor Spring
- Black Extractor Insert
- Viton O-Ring
Mil Spec Gas Key
- 8620 Tool Steel
- Grade 8 Hardware
- Properly Staked
- Chrome Interior
Firing Pin with Hard Chrome Finish
Cam Pin Phosphate Finish
Retaining Pin
Weight: 11.6oz
- Manufacturer Part Number:
- ST5BG01
- Sub Category:
- Bolt Carrier Groups
- Carrier Type:
- M16
- Cartridge:
- 5.56x45 Nato
- Finish:
- Phosphate
1 Review Hide Reviews Show Reviews
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Spike's; Always dependable
This is par for the course when it comes to Spike's products. The fit, finish, specifications are all above standard. Spike's will never let you down. Great BCG! Will buy again, will recommend to friends!
