Lower Build Kits

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Lower Build Kits

AR15Discounts has a great selection of Lower Build Kits. We have budget friendly kits starting under $80 and premium kits at competitive prices.

Explore our Curated Selection of Lower Build Kits from Top Tier Brands

Aero Precision , Magpul , Dirty Bird Industries , B5 Systems , NBS

Discount Mil-Spec Lower Build Kit
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Discount Mil-Spec Lower Build Kit

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MSRP: $109.95
Original price was: $74.90.Current price is: $64.90.
Sale!
Surplus AR-15 Mil-Spec Bare Bones Lower Build Kit
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Surplus AR-15 Mil-Spec Bare Bones Lower Build Kit

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MSRP: $99.95
Original price was: $54.90.Current price is: $52.15.
Sale!
NBS Bare Bones Lower Build Kit
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NBS Bare Bones Lower Build Kit

Save 11%
MSRP: $59.95
Original price was: $54.90.Current price is: $52.15.
MFT BATTLELINK Mil-Spec Minimalist Lower Build Kit
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MFT BATTLELINK Mil-Spec Minimalist Lower Build Kit

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MSRP: $123.99
Original price was: $126.88.Current price is: $121.88.
Carbine Lower Build Kit Configurator
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Carbine Lower Build Kit Configurator

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Rogers Super-Stoc Mil-Spec Lower Build Kit
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Rogers Super-Stoc Mil-Spec Lower Build Kit

Save 48%
MSRP: $154.95
From $66.95
Dirty Bird SBA3 Lower Build Kit
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Dirty Bird SBA3 Lower Build Kit

Save 18%
MSRP: $219.95
$179.95
Sale!
New
KAK Shockwave Carbine 2M Blade Stabilizer Lower Build Kit
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KAK Shockwave Carbine 2M Blade Stabilizer Lower Build Kit

Original price was: $99.85.Current price is: $94.85.