The best enhancement you can make in an AR is a good trigger.
The Geissele Hi-Speed Designated Marksman Rifle Trigger is designed for tactical
and military shooting where trigger pull weight is not regulated. Wire-EDM cut
sear surfaces for a smooth, precise pull. Perfect for all precision tactical
shooting and squad Designated Marksmen, the higher 2nd stage weight helps in
high stress shooting situations. Although the Geissele DMR trigger is not
select-fire, the smooth pull allows an experienced shooter to fire at a rate
exceeding 400 RPM which will empty a 30 round magazine in 4.5 seconds. The
Geissele DMR trigger works great for 3-Gun matches, hunting and of course,
First Stage: 1.3 - 3 pounds (2 pounds nominal)
Second Stage: 0.5 to 1.5 pounds
Kit includes all tools and instructions needed to swap triggers in minutes.
NOTE: Colt receivers with large pins (.169" dia) require our Large Pin Trigger.
The Large Pin Trigger will not work in a lower that has a Sear Block. Some early
Colt receivers and all other branded receivers (Bushmaster, Armalite, Rock
River, Olympic Arms, Eagle Arms, PWS, Stag, CLE, etc) use the small pin (.154"
dia) that this Small Pin Trigger is designed for.