Barrel QPQ vs CHF and the SOLGW Solution

QPQ vs CHF.
Service life, and the SOLGW solution.
Would love to hear real-world shooter feedback!

SOLGW GAS PORTS:
10.5" Carbine .073
11.5" Carbine .071
12.5" Carbine .068
14.5" Carbine .0625
16" Carbine .0625
13.7" Mid .0785
14.5” Mid .077
16" Mid .076
18" Rifle .0995
20" Rifle .093

Textbook TDP GAS PORTS:
Mk18 10.3” Carbine .070
M4 14.5" Carbine .0625
Mk12 18” Rifle .0995
M16 20" Rifle .093