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RTB Pistol Lower Build Kit - FDE KAK Shockwave Stabilizing Blade & Tube

MSRP: $179.99

SALE PRICE: $125.95

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RTB Pistol Lower Build Kit - SB Tactical MINI Pistol Brace

MSRP: $189.99

SALE PRICE: $132.95

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RTB Pistol Lower Build Kit - KAK Shockwave Stabilizing Blade & Tube

MSRP: $179.99

SALE PRICE: $124.95

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RTB Lower Build Kit - M4 Stock

MSRP: $189.99

SALE PRICE: $99.95

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MOE SB Tactical SBA3 Pistol Lower Build Kit - Adjustable Pistol Brace

MSRP: $220.00

SALE PRICE: $199.95

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RTB Lower Build Kit - Magpul MOE Stock FDE

MSRP: $200.00

SALE PRICE: $131.95

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RTB Lower Build Kit - Magpul MOE Stock

MSRP: $200.00

SALE PRICE: $131.95

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RTB Lower Build Kit - Mission First Minimalist Stock

MSRP: $189.99

SALE PRICE: $123.95

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Our wide-ranging supply of AR15 parts for sale caters to gun enthusiasts who follow the first rule of gun safety: keeping firearms in good working condition. These parts are for magazine-fed rifles include mil-spec AR parts, AR parts for upper receivers, battle sights, ambidextrous charging handles and internal hardware to keep rifles accurate and safe.

Choosing parts and accessories for firearm enthusiasts can be difficult for friends and family members who aren't familiar with guns and ammunition or the recipient's preferences. However, spare parts for an Armalite rifle make great gifts for any occasion -- such as a Veterans Day AR15 upgrade or holiday AR15 parts for upper or lower receivers. We carry parts, conversion kits and accessories from top manufacturers including Spikes Tactical, BCM, Odin, Fortis, SLR Rifleworks, CMMG, Troy, Seekins and Ballistic Advantage.