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Lower Parts

Top Sellers

 Mil-Spec Heavy-Duty AR-15 6-Position Buffer Tube ONLY (No Other Parts)
Mil-Spec Heavy-Duty AR-15 6-Position Buffer Tube ONLY (No Other Parts)
$14.99 $9.99
Recoil Technologies Complete Mil-Spec AR-15 Lower Parts Kit
Recoil Technologies Complete Mil-Spec AR-15 Lower Parts Kit
$39.99 $29.99
Davidson Defense AR Anti-Walk/Anti-Rotation Trigger & Hammer Pins
Davidson Defense AR Anti-Walk/Anti-Rotation Trigger & Hammer Pins
$12.99 $6.49
 SET OF 2 Anti Walk Ar-15 M16 Receiver Pins Black
SET OF 2 Anti Walk Ar-15 M16 Receiver Pins Black
$14.99 $6.99
Mercury Precision Match Grade AR-15 Lower Parts Kit - Straight Trigger Shoe
Mercury Precision Match Grade AR-15 Lower Parts Kit - Straight Trigger Shoe
$54.99 $39.99
 LPK Replacement Disconnector
LPK Replacement Disconnector
$4.99 $2.99
LPK Selector Spring
LPK Selector Spring
$4.99 $0.99
Recoil Technologies LR-308 / AR-10 Mil-Spec Quality Lower Parts Kit (LPK)
Recoil Technologies LR-308 / AR-10 Mil-Spec Quality Lower Parts Kit (LPK)
$59.99 $44.99
 Extended 2 Piece Mag Release, AR15
Extended 2 Piece Mag Release, AR15
$14.99 $7.49
 LPK Replacement Bolt Catch Spring
LPK Replacement Bolt Catch Spring
$4.99 $0.99
Davidson Defense AR15 Stainless Steel Anti-Walk Pin Set - USA Made
Davidson Defense AR15 Stainless Steel Anti-Walk Pin Set - USA Made
$9.99 $6.99
Davidson Defense Anti-Slip Textured Ergonomic Sniper Pistol Grip - USA Made   PS-PG23 B
Davidson Defense Anti-Slip Textured Ergonomic Sniper Pistol Grip - USA Made PS-PG23 B
$9.99 $4.99
 LPK Replacement Long Front Pivot Pin
LPK Replacement Long Front Pivot Pin
$9.99 $3.99
KAK Industry AR-15
KAK Industry AR-15 "Lite" Lower Parts Kit
$29.99 $24.99
Davidson Defense AR-15 H3 Carbine Buffer - 5.5 oz
Davidson Defense AR-15 H3 Carbine Buffer - 5.5 oz
$79.99 $59.99
 LPK Replacement Selector Detent
LPK Replacement Selector Detent
$4.99 $0.99

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Products [226]

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MMC Combos .308 Mil Spec Quality LPK + Recoil Technologies .308/7.62 BCG FWD Assist Notches QPQ + Strike Industries T6 7075 AR-10 Charging Handle
MMC Combos .308 Mil Spec Quality LPK + Recoil Technologies .308/7.62 BCG FWD Assist Notches QPQ + Strike Industries T6 7075 AR-10 Charging Handle
$483.99 $259.99 Sale
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MMC Combos Rear Beavertail Grip, Rubberized Coating + AR-15 Lower Parts Kit w/ No Grip
MMC Combos Rear Beavertail Grip, Rubberized Coating + AR-15 Lower Parts Kit w/ No Grip
$59.99 $44.99 Sale
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Aero Precision M5 Field Repair Kit
Aero Precision M5 Field Repair Kit
$24.99 $19.99 Sale
Out of Stock
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Fortis Enhanced Pins Set - Black Nitride - Takedown & Pivot Pin 17-4 Stainless Steel With .247-.2485 Tolerance
Fortis Enhanced Pins Set - Black Nitride - Takedown & Pivot Pin 17-4 Stainless Steel With .247-.2485 Tolerance
$34.99 $29.99 Sale
Out of Stock
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JE Machine AR-15 SOPMOD Stock Finish Your Rifle Kit - 6.5 Grendel
JE Machine AR-15 SOPMOD Stock Finish Your Rifle Kit - 6.5 Grendel
$264.99 $189.99 Sale
Out of Stock
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MMC Combos Shooting Innovations Ambidextrous Safety Selection + United Defense Ambidextrous Holy Charging Handle
MMC Combos Shooting Innovations Ambidextrous Safety Selection + United Defense Ambidextrous Holy Charging Handle
$44.99 $34.99 Sale
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Bravo Company, Gunfighter's MOD1 Pistol Grip - Black
Bravo Company, Gunfighter's MOD1 Pistol Grip - Black
$39.99 $29.99 Sale
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Grip Kit: AR-15 Lower Parts Kit + Polymer Pistol Grip w/ Storage Compartment
Grip Kit: AR-15 Lower Parts Kit + Polymer Pistol Grip w/ Storage Compartment
$34.99 $29.99 Sale
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Strike Industries AR-15 Billet Magazine Catch - Black
Strike Industries AR-15 Billet Magazine Catch - Black
$24.99 $16.99 Sale
Out of Stock
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Strike Industries Enhanced Bolt Catch
Strike Industries Enhanced Bolt Catch
$19.99 $14.99 Sale
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MMC Combos LR-308 BCG +
MMC Combos LR-308 BCG + "Holy" Charging Handle + LR-308 Lower Parts Kit
$199.99 $149.99 Sale
In Stock
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MMC Combos Adaptive Tactical AR-15 Finish Your Rifle Build Kit - 5.56/.223/.300/.350
MMC Combos Adaptive Tactical AR-15 Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$274.99 $174.99 Sale
In Stock
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MMC Combos Adaptive Tactical AR-15 Finish Your Lower Rifle Kit
MMC Combos Adaptive Tactical AR-15 Finish Your Lower Rifle Kit
$119.99 $84.99 Sale
In Stock
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MMC Combos Magpul MOE LR-308 Finish Your Lower Rifle Kit
MMC Combos Magpul MOE LR-308 Finish Your Lower Rifle Kit
$154.99 $119.99 Sale
In Stock
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MMC Combos Adaptive Tactical LR-308 Finish Your Lower Rifle Kit
MMC Combos Adaptive Tactical LR-308 Finish Your Lower Rifle Kit
$159.99 $114.99 Sale
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MMC Combos Magpul AR-15 MOE Stock Finish Your Rifle Lower Kit
MMC Combos Magpul AR-15 MOE Stock Finish Your Rifle Lower Kit
$134.99 $94.99 Sale
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Spike's Tactical AR-15 Stripped Lower Receiver Punisher
Spike's Tactical AR-15 Stripped Lower Receiver Punisher
$119.99 $107.99 Sale
Out of Stock
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Aero Precision EPC-9 Assembled Anodized Lower Receiver - 9mm/.40 Caliber Compatible - Accepts Glock Magazines
Aero Precision EPC-9 Assembled Anodized Lower Receiver - 9mm/.40 Caliber Compatible - Accepts Glock Magazines
$229.99 $169.99 Sale
Out of Stock
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Spike's Tactical Stripped Colt Mag AR-9 Lower w/Spider Logo 9mm
Spike's Tactical Stripped Colt Mag AR-9 Lower w/Spider Logo 9mm
$209.99 $159.99 Sale
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3rd Gen Tactical Humboldt Lower Receiver - Black
3rd Gen Tactical Humboldt Lower Receiver - Black
$249.99 $195.99 Sale
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Spike's Tactical Stripped Lower w/Spider Logo 9mm
Spike's Tactical Stripped Lower w/Spider Logo 9mm
$214.99 $164.99 Sale
Out of Stock
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Aero Precision X15 Serialized AR15 Stripped Lower Receiver - Gen 2 Anodized
Aero Precision X15 Serialized AR15 Stripped Lower Receiver - Gen 2 Anodized
$134.99 $114.99 Sale
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 LPK Replacement Short Rear Takedown Pin
LPK Replacement Short Rear Takedown Pin
$9.99 $3.99 Sale
In Stock
Add To Cart
 LPK Replacement Long Front Pivot Pin
LPK Replacement Long Front Pivot Pin
$9.99 $3.99 Sale
In Stock
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Our MMC Armory Lower Parts provide a wide variety of Lower Parts Kits and individual lower parts components. These are essential parts to finishing your build and a great way to add some personal touches to your AR-15, LR-308, and Glock compatible platforms. Some of the top brands featured are CMMG, Hiperfire, Geissele, Armaspec, Strike Industries, Adaptive Tactical, Rise Armement, and many more. Combine these parts with our MMC Bundles AR-15 80% Lowers & Frames for a fast track to completion.
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