
Originally Posted by
Iraqgunz
For those that want to know.
1. Rifle 1- FN M16A2 upper (.093 gas port), LMT enhanced carrier. A5H4 and green Springco.
2. Carbine 1- Colt 6920 barrel (.063 gas port), black Ion bonded full auto carrier. A5H3 and green Springco.
3. SBR 1- 11.5" BCM (.076 gas port), LMT enhanced carrier. A5H4 and green Springco.
4. SBR 2- 12.5" BCM (.078 gas port) LMT enhanced carrier. A5H4 and green Springco.
5. Carbine 2- BCM 16" Midlength (.076 gas port), NP3 full auto carrier. A5H3 and green Springco spring.
Would you happen to know the GP size of the 16" SR15E3 upper?
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