Builds/Brand
KCI USA AR builds
These are the parts builders picked most often in builds with KCI USA parts finished on GunPartPicker. At today's lowest prices the median parts list comes to $2,125, and most land between $865 and $4,765. The most common caliber is 5.56 NATO.
Median parts total
$2,125
Typical range
$865 to $4,765
Top caliber
5.56 NATO
Most chosen parts in builds with KCI USA parts
- Upper Receiver13%Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15
- Lower Receiver17%PSA AR-15 Complete Lower Magpul MOE EPT Edition
- Bolt Carrier Group19%Bravo Company M16 Bolt Carrier Group Black
- Trigger31%Rise Armament Super Sporting AR15/10 Single Stage Trigger
- Charging Handle25%Radian Raptor Slim Line Ambidextrous AR-15 Charging Handle
- Stock33%Daniel Defense Collapsible Mil-Spec Buttstock
- Buffer33%Geissele Automatics Super 42 Braided Buffer Spring and H3
- Pistol Grip22%Wilson Combat AR-15 Starburst Gunfighter Pistol Grip Black
- Optic30%EOTECH 3x30.5mm X 21.6mm Holographic Hybrid Green Dot Sight
- Glock Frame Completion Kit100%KCI Lower Parts KIT for Glock 17
- Glock Stripped Frame14%SCT Manufacturing SCT 19 Frame 0225000100IF Compact Polymer
- Glock Slide20%Zaffiri Precision ZPS.2 Trijicon RMR Cut Slide for Glock 20
| Slot | Most chosen | Share |
|---|---|---|
| Upper Receiver | Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15builds | 13% |
| Lower Receiver | PSA AR-15 Complete Lower Magpul MOE EPT Editionbuilds | 17% |
| Bolt Carrier Group | Bravo Company M16 Bolt Carrier Group Blackbuilds | 19% |
| Trigger | Rise Armament Super Sporting AR15/10 Single Stage Triggerbuilds | 31% |
| Charging Handle | Radian Raptor Slim Line Ambidextrous AR-15 Charging Handlebuilds | 25% |
| Stock | Daniel Defense Collapsible Mil-Spec Buttstockbuilds | 33% |
| Buffer | Geissele Automatics Super 42 Braided Buffer Spring and H3builds | 33% |
| Pistol Grip | Wilson Combat AR-15 Starburst Gunfighter Pistol Grip Blackbuilds | 22% |
| Optic | EOTECH 3x30.5mm X 21.6mm Holographic Hybrid Green Dot Sightbuilds | 30% |
| Glock Frame Completion Kit | KCI Lower Parts KIT for Glock 17builds | 100% |
| Glock Stripped Frame | SCT Manufacturing SCT 19 Frame 0225000100IF Compact Polymer | 14% |
| Glock Slide | Zaffiri Precision ZPS.2 Trijicon RMR Cut Slide for Glock 20 | 20% |
Brands these builds pair with
Frequently asked questions
How much does a build with KCI USA parts cost?
The median parts list is $2,125, with most between $865 and $4,765, using each part's lowest in stock price today. Open any part for store by store prices.
What parts go with KCI USA parts?
Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15 is the most chosen upper receiver (13% of builds with one); PSA AR-15 Complete Lower Magpul MOE EPT Edition is the most chosen lower receiver (17% of builds with one); Bravo Company M16 Bolt Carrier Group Black is the most chosen bolt carrier group (19% of builds with one); Rise Armament Super Sporting AR15/10 Single Stage Trigger is the most chosen trigger (31% of builds with one).
What calibers do builds with KCI USA parts use?
Most run 5.56 NATO (41%), .308 Win (9%), 300 Blackout (9%), 9mm (9%).
Shares come from builds finished on GunPartPicker. The price range totals a sample of recent builds at each part's lowest in stock price today; open a part for prices at every store. Want your own? Start an AR-15, AR-10 or AR-9 build.