Tag: issues with parts
October 14. 2026
Surface Roughness: The Spec Most Shooters Never See but Components Still Feel
A trigger can measure exactly to spec on pull weight and still feel gritty. Part of the reason is a…
October 12. 2026
Why Ejection Pattern Is an Imperfect Diagnostic Tool
Your brass lands at 2 o'clock; a forum chart says that means overgassed, and a heavier buffer is in your…
October 8. 2026
What a Function Check Can’t Tell You About Live Fire
You install a new trigger, pull the charging handle a dozen times, and every reset clicks right where it should.…
October 5. 2026
Cold Bore vs Hot Bore: Why POI Shift Isn’t Always the Barrel
Your first group lands right where you zeroed. Twenty rounds later, the next group sits low and left, and the…
October 2. 2026
Optic Mount Repeatability: What Actually Determines Whether Zero Returns
Every quick-detach optic mount claims to return to zero. Most don't explain what that claim actually measures. Fewer explain why…
July 27. 2026
How Suppressors Affect MP5 Super Safety Timing
Most MP5 builders who add a suppressor to a working super safety setup don't expect the slip trip timing to…
June 15. 2026
What Does TX22 ART Do and How It Changes the Shooting Experience
Most TX22 owners who add the ART notice the difference immediately at the range, but couldn't explain what changed mechanically…
May 14. 2026
What Causes Light Primer Strikes in MP5 Super Safety Builds
The build looks right. Dry-fire checks out. Then live rounds fail to ignite, or only the first one fires, and…