AR-15: Trigger creep reduced up to 95%+, rough feel is smoothed out, pull weight reduced down to 3.75-4lbs. $27. Only the trigger, hammer, disconnector, their associated springs and the safety is needed. First class return shipping included, priority mail add $4.
Similar low prices provided for trigger work on HK 9x & various clones, Mp5..etc, FAL, Cetme, M1 Garand. M1a/M14,, Marlin Camp x, Ruger 10/22, SKS.
Many references on this forum and others.
email if interested,