MPN: 81500 / 81501 / 81503



  • AR-15


  • 1x Takedown Pin
  • 1x Receiver Pivot Pin
  • 2x Takedown Pin Detent
  • 2x Takedown Pin Detent Spring
  • 1x Bolt Catch
  • 1x Bolt Catch Plunger
  • 1x Bolt Catch Roll Pin
  • 1x Bolt Catch Spring
  • 1x Buffer Retainer
  • 1x Buffer Retainer Spring
  • 1x CMC Drop-In Trigger (3.5lb)
  • 1x CMC Anti-Walk Hammer Pin
  • 1x CMC Anti-Walk Trigger Pin
  • 4x Anti-Walk Pin Screws
  • 2x Allen Key
  • 1x Magazine Catch
  • 1x Magazine Catch Spring
  • 1x Magazine Release Button
  • 1x Safety Selector
  • 1x Selector Detent
  • 1x Selector Detent Spring
  • 1x Trigger Guard
  • 1x Trigger Guard Roll Pin
  • 1x Trigger Guard Screw


Do you ever wonder why you can’t seem to hit consistently at longer ranges while others do? There can be many reasons, however, the place you need to start is that factory trigger. Your factory trigger is fine for banging away close, but when it counts you need a fine-tuned CMC fire control group.

One of the Finest Fire-Control Group at Any Price

Whether you’re an amateur or a veteran builder you’ll find the CMC lower parts kit simple to install, and a pleasure to use. CMC creates triggers that are consistent and reliable with improved lock time and an icy break you will love. Thousands of satisfied customers are running CMC triggers, now you know how you’re getting beaten. You need to get a CMC Trigger lower parts kit, put it in your AR-15, and smile when your score climbs. Your new CMC Trigger lower parts kit is made to exacting quality standards, you can bet your life on it.

Not Creepy at All

Don’t you just hate a trigger with lots of slop and you never really know when your weapon is going to fire? Just install a CMC lower parts kit in your AR and that becomes a thing of the past. CMC machines every little part to perfection, consequently, you can expect ultimate performance and satisfaction. Every CMC Trigger lower parts kit delivers nothing but satisfaction. You will not find any creep or slop here, these triggers put an end to that. Whether you prefer a flat or curved trigger CMC has you covered. So, do yourself a favor, come into the light, get yourself a CMC lower parts kit today.

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