The GPS Wild About Hunting Firearm Trigger Scale makes adjusting your trigger easy. Many new firearms feature adjustable triggers. With the GPS Wild About Hunting Trigger Adjuster you can adjust and check your handgun" rifle or shotgun trigger pull yourself. There is no need to pay a gunsmith to do it. The aluminum anodized body" curved stainless trigger pull" rubber dipped handle all add up to being light-weight while giving you the grip you need. It doesn't matter if you're left-handed or right-handed. The GPS Wild About Hunting Gun Trigger Measure reads in 1/4 pound increments from 0-11 pounds with the tell tale stopping at the peak trigger pull weight.