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Lower Parts Kits

Lower Parts Kits

Lower Parts Kits

ModernMarksman.com is your headquarters for lower parts kits and thousands of other AR parts. We stock everything you need to build or customize your new or old favorite AR-15 or AR-10. We stock all the top brands of lower parts kits from CMMG, Doublestar, Bushmaster, Spikes Tactical, and more. We have hundreds of AR parts, AR-15 stocks & AR-15 grips to choose from in all different colors, shapes, and sizes.

Lower parts kits orders receive Free Shipping with purchase of $99.95 or more. Spend $199.95 and get upgraded to UPS 2-day air for free! Same Day Shipping on orders placed before 5:00 P.M. EST (2:00 P.M. PST) Earn Rewards Points with every order. All orders delivered outside Wyoming are TAX FREE!

KE Arms Lower Receiver Parts Kit, 223 Rem/556NATO, Includes A2 Grip (Black), Semi Trigger. Semi Hammer, Semi Disconnector, Semi Selector, Bolt Catch Spring, Detent Spring, Bolt Catch Buffer, Take Down Detent, Bolt Catch, Magazine Catch Spring, Bolt C

$54.95 $51.78

KE Arms Lower Receiver Parts Kit, 223 Rem/556NATO, Includes A2 Grip (Black), Semi Trigger. Semi Hammer, Semi Disconnector, Semi Selector, Bolt Catch Spring, Detent Spring, Bolt Catch Buffer, Take Down Detent, Bolt Catch, Magazine Catch Spring, Bolt Catch...

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KE Arms Lower Receiver Parts Kit, 308WIN, Pistol Grip, Semi Trigger, Semi Hammer, Semi Disconnector, Semi Selector, Bolt Catch Spring, Detent Spring, Bolt Catch, Bolt Catch Buffer, Bolt Catch Screw, Take Down Detent, Magazine Catch Spring, Magazine C

$99.95 $77.53

KE Arms Lower Receiver Parts Kit, 308WIN, Pistol Grip, Semi Trigger, Semi Hammer, Semi Disconnector, Semi Selector, Bolt Catch Spring, Detent Spring, Bolt Catch, Bolt Catch Buffer, Bolt Catch Screw, Take Down Detent, Magazine Catch Spring, Magazine Catch...

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WMD Guns, NiB-X Lower Parts Kit Mod 2 - NIBXLPKM2

$99.99 $89.99

WMD Guns, NiB-X Lower Parts Kit Mod 2, NiB-X FCG, NiB-X Controls, Hammer, Trigger, Disconnect, Bolt Catch, Mag Catch, Mag Catch Button and Safety Selector, Front Pivot Pin, Rear Takedown Pin, Trigger Guard Assembly and All Necessary Pins, Detents and...

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