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AR 15 Trigger Kits

Looking for AR 15 Trigger Kits? We have thousands of rifles, handguns, and shotguns in stock. If you don't find what you are looking for on this page, check out the categories listed on the left side for more guns, ammo, and accessories.

Check out our handgun, rifle, shotgun, and rimfire ammunition categories. We have ammunition for just about every gun you have ever heard of and some you may not have. We sell all of our ammunition at the lowest possible price and because we have several warehouses, we have many times the inventory of any other retailer. When others run out, you'll find what you need at Cheaper Than Dirt!

CMMG AR-15 Lower Parts Kit
ARR-0121
$59.97
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
CMMG AR-15 Lower Parts Kit Gun Builder Kit 55CA601
11-1030664
$43.08
IN STOCK at Warehouses
10,11,2,3,6,7,8
CMMG AR-15 Lower Parts Kit Gun Builder Kit 55CA601
3-1030664
$43.08
IN STOCK at Warehouses
10,11,2,3,6,7,8
CMMG AR-15 Lower Parts Kit Gun Builder Kit 55CA601
6-1030664
$43.08
IN STOCK at Warehouses
10,11,2,3,6,7,8
CMMG AR-15 Lower Parts Kit Gun Builder Kit 55CA601
10-1030664
$43.08
IN STOCK at Warehouses
10,11,2,3,6,7,8
CMMG AR-15 Lower Parts Kit Gun Builder Kit 55CA601
2-CMMG55CA601
$36.09
IN STOCK at Warehouses
10,11,2,3,6,7,8
CMMG AR-15 Lower Parts Kit Gun Builder Kit 55CA601
8-CMMG-55CA601
$36.77
IN STOCK at Warehouses
10,11,2,3,6,7,8
CMMG AR-15 Lower Parts Kit Gun Builder Kit 55CA601
7-55CA601
$37.49
IN STOCK at Warehouses
10,11,2,3,6,7,8
AR-15 Fire Control Kit DPMS Complete Trigger Hammer Selector and Disconnector
ARR-325
$49.97
IN STOCK at Warehouse
1
MAG Tactical Systems Premium Upgraded AR-15 Complete Lower Parts Kit PLPK
2-MTSPLPK
$78.22
IN STOCK at Warehouse
2
AR-15 Lower Parts Kit Complete DPMS LPK
ARR-522
$59.97
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Receiver Lower Parts Kit LPK
3-1023939
$67.03
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Receiver Lower Parts Kit LPK
10-1023939
$67.03
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Receiver Lower Parts Kit LPK
11-1023939
$67.03
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Receiver Lower Parts Kit LPK
6-1023939
$67.03
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Receiver Lower Parts Kit LPK
7-100395
$56.29
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Receiver Lower Parts Kit LPK
2-DPLRPK1
$55.22
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Receiver Lower Parts Kit  LPK
8-DPMS-LRPK1
$54.05
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Receiver Lower Parts Kit LPK
12-1023939
$67.03
IN STOCK at Warehouses
10,11,12,2,3,1,6,7,8
DPMS AR-15 Field Repair Kit 14 Parts Springs and Pins and Replacement Parts
2-DPBP01
$22.03
IN STOCK at Warehouse
2
Bushmaster AR-15 Standard Lower Parts Kit Mil Spec Black 93384
7-F1009693
$56.29
IN STOCK at Warehouses
4,7
Bushmaster AR-15 Standard Lower Parts Kit Mil Spec Black 93384
84828
$57.42
IN STOCK at Warehouses
4,7
Windham Weaponry AR-15 Lower Receiver Parts Kit KIT-LOWER-AR
8-WW-KITLOWERAR
$69.97
IN STOCK at Warehouses
4,8,9
Windham Weaponry AR-15 Lower Receiver Parts Kit KIT-LOWER-AR
9-102145
$66.08
IN STOCK at Warehouses
4,8,9
Black Dawn AR-15 Lower Parts Kit BDR-LPK
9-100907
$103.88
IN STOCK at Warehouse
9
AR-15 Replacement Pin Kit DPMS All Pins Needed for AR-15
ARR-323
$19.97
IN STOCK at Warehouse
1
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil Spec Desert Tiger Stripe Finish MAGMIL23DT
90247
$183.94
IN STOCK at Warehouses
4,9
Matrix Diversified Industry AR-15 Magpul Furniture Kit Commercial Spec Desert Tiger Stripe Finish MAGCOM29DT
90248
$183.94
IN STOCK at Warehouse
4
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil Spec Next Camo Vista Finish MAGMIL-NV
90250
$183.94
IN STOCK at Warehouse
4
Matrix Diversified Industry AR-15 Magpul Furniture Kit Commercial Spec Next G-1 Vista Camo Finish MAGMIL-NV
90251
$183.94
IN STOCK at Warehouse
4
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil Spec Desert Tiger Stripe Finish MAGMIL23DT
9-196086
$189.59
IN STOCK at Warehouses
4,9
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
3-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
6-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
10-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
11-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
12-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
ERGO Grip AR-15 Lower Receiver Spring Replacement Kit 9 Piece 4612
8-ERGO-4612
$4.27
IN STOCK at Warehouse
8
Windham Weaponry AR-15 Lower Receiver Parts Kit KIT-LOWER-AR
84216
$64.37
IN STOCK at Warehouses
4,8,9
LBE Unlimited AR-15 Complete Lower Parts Kit Steel Black AR15LPKT
2-LBAR15LPKT
$62.96
IN STOCK at Warehouse
2
Bushmaster AR-15 Complete Lower Receiver Standard Trigger ACE Skeleton Rifle Stock Aluminum Black 92960
10-0135835
$366.83
IN STOCK at Warehouses
10,12,3,8
LaRue Tactical AR-15 RAT Mil-Spec Stock Kit with Tube, Buffer, Spring and Castle Nut Black LT800-K15-BLK
2-LT800-K15-BLK
$186.63
IN STOCK at Warehouse
2
LaRue Tactical AR-15 RAT Mil-Spec Stock Kit with Tube, Buffer, Spring and Castle Nut Flat Dark Earth LT800-K15-FDE
2-LT800-K15-FDE
$186.63
IN STOCK at Warehouse
2
LaRue Tactical AR-15 RAT Mil-Spec Stock Kit with Tube, Buffer, Spring and Castle Nut Urban Dark Earth LT800-K15-UDE
2-LT800-K15-UDE
$186.63
IN STOCK at Warehouse
2
DPMS AR15 Lower Receiver Parts Kit Two Stage Trigger Group LRPK-TS
8-DPMS-LRPKTS
$165.00
IN STOCK at Warehouse
8
Slide Fire AR-15 4.5 Pound Drop In Trigger Kit 13-0103
7-130103SF
$179.95
IN STOCK at Warehouse
7
RGUNS AR-15 Lower Parts Kit Complete Stainless Steel Trigger Group LPK
7-CLPK
$67.28
IN STOCK at Warehouse
7
Doublestar Complete AR-15 Lower Parts Kit Mil Spec AR270
8-DSC-AR270
$68.99
IN STOCK at Warehouse
8
AR-15 JP Adjustable Trigger Assembly DPMS Small Pin .154  3.5 Pound For Most AR-15 and DPMS LR-308 Platforms
ARR-572
$119.97
IN STOCK at Warehouse
1
Daniel Defense AR-15 Lower Parts Kit with MagPul Trigger Guard 05-013-21007
7-DD21007
$99.00
IN STOCK at Warehouses
2,7
Daniel Defense AR-15 Lower Parts Kit with MagPul Trigger Guard 05-013-21007
2-DD05-013-21007
$99.00
IN STOCK at Warehouses
2,7
LaRue Tactical AR-15 RAT Mil-Spec Stock Kit with Tube, Buffer, Spring and Castle Nut Foliage LT801-FOL
2-LT801-FOL
$186.63
IN STOCK at Warehouse
2
LaRue Tactical AR-15 RAT Mil-Spec Stock Kit with Tube, Buffer, Spring and Castle Nut Urban Dark Earth LT801-UDE
2-LT801-UDE
$186.63
IN STOCK at Warehouse
2
LaRue Tactical AR-15 RAT Mil-Spec Stock Kit with Tube, Buffer, Spring and Castle Nut Flat Dark Earth LT800-FDE
2-LT801-FDE
$186.63
IN STOCK at Warehouse
2
LaRue Tactical AR-15 RAT Mil-Spec Stock Kit with Tube, Buffer, Spring and Castle Nut OD Green LT800-ODG
2-LT801-ODG
$186.63
IN STOCK at Warehouse
2
Del-Ton AR-15 Complete Forged Lower Receiver with A2 Grip and Six Position Collapsible Stock Aluminum Black LR102T
7-GLR102T
$226.45
IN STOCK at Warehouse
7
Del-Ton AR-15 Complete Forged Lower Receiver with A2 Stock/Grip Aluminum Black LR102-F
7-GLR102F
$226.45
IN STOCK at Warehouse
7
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil-Spec Bucks & Bones Camo Finish MAGMIL06RB
89569
$183.94
IN STOCK at Warehouse
4
Matrix Diversified Industry AR-15 Magpul Furniture Kit Commercial Bucks & Bones Camo Finish MAGCOM12RB
89570
$183.94
IN STOCK at Warehouse
4
CMMG AR-15 Enhanced Field Repair Parts Kit 55AFF62
7-55AFF62
$29.83
IN STOCK at Warehouses
7,8
CMMG AR-15 Enhanced Field Repair Parts Kit 55AFF62
8-CMMG-55AFF62
$29.26
IN STOCK at Warehouses
7,8
CMMG AR-15 Parts Kit Lower Pins and Springs 55AFF75
7-55AFF75
$11.40
IN STOCK at Warehouses
7,8
CMMG AR-15 Parts Kit Lower Pins and Springs 55AFF75
8-CMMG-55AFF75
$11.18
IN STOCK at Warehouses
7,8
ERGO Grip Tactical Deluxe AR-15 Grip Ambidextrous SUREGRIP Rubber Overmolded Polymer Dark Earth 4045 LF-DE
2-EG4045DE
$32.56
IN STOCK at Warehouses
2,1,9
ERGO Grip Tactical Deluxe AR-15 Grip Ambidextrous SUREGRIP Rubber Overmolded Polymer Dark Earth 4045 LF-DE
9-105375
$32.56
IN STOCK at Warehouses
2,1,9
M4 Rifle Kit Complete Less Lower, 16  M-4 Barrel 1x7  Twist Standard Carbine Handguards and 6 Position Stock
ARR-646
$499.97
IN STOCK at Warehouse
1
M4 Rifle Kit Complete Less Lower, 16  M-4 Barrel 1x9  Twist CAR Handguards and 6 Pos Stock
ARR-647
$499.97
IN STOCK at Warehouse
1
ATI AR-15 Omni Hybrid Stripped Lower Receiver Steel Reinforced Polymer Multi Caliber Black ATIGLOW200
8-ATI-GLOW200
$41.94
IN STOCK at Warehouse
8
ERGO Grip Tactical Deluxe AR-15 Large Frame Grip Ambidextrous SUREGRIP Rubber Overmolded Polymer Olive Drab 4045 LF-OD
9-105373
$32.40
IN STOCK at Warehouse
9
ERGO Grip Tactical Deluxe AR-15 Large Frame Grip Ambidextrous SUREGRIP Rubber Overmolded Polymer Black 4045 LF-BK
9-105371
$32.40
IN STOCK at Warehouse
9
ERGO Grip Tactical Deluxe AR-15 Large Frame Grip Ambidextrous SUREGRIP Rubber Overmolded Polymer Dark Earth 4045 LF-DE
9-105372
$32.40
IN STOCK at Warehouse
9
Matrix Diversified AR-15 Magpul Furniture Kit Mill Spec Digital Ghillie Finish MAGMIL40GH
89572
$183.94
IN STOCK at Warehouse
4
Slide Fire AR-15 3.5 Pound Drop In Trigger Kit 13-0102
7-130102SF
$179.95
IN STOCK at Warehouse
7
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil-Spec Polymer Muddy Girl Camo Finish MAGMIL03MG
84248
$183.94
IN STOCK at Warehouse
4
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil-Spec Polymer Carbon Fiber Black MAGMIL02CF
84246
$183.94
IN STOCK at Warehouses
4,7
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil-Spec Polymer Carbon Fiber Black MAGMIL02CF
7-CKBCF
$178.25
IN STOCK at Warehouses
4,7
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil-Spec High Desert Finish MAGMIL01-HD
84247
$183.94
IN STOCK at Warehouse
4
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil-Spec Polymer Tiger Stripe Green Camo Finish MAGMIL04-TS
88883
$183.94
IN STOCK at Warehouse
4
Matrix Diversified Industry AR-15 Magpul Furniture Kit Mil-Spec Polymer Zack Green Camo Finish MAGMIL05ZG
89460
$183.94
IN STOCK at Warehouse
4
 
 
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