The KAK Industry AR-15 LPK Basic Build Kit provides quality American-Made components at affordable sustainable prices for your AR-15 build project.KAK Industry AR-15 Lower Parts Kit (LPK)Basic Build Kit configurationAmerican-Made quality componentsAffordable pricing for budget-conscious buildersFrom KAK Industry established 2011Ideal for AR-15 enthusiasts and builders looking for reliable domestically-manufactured lower parts kit components without compromising on quality or breaking the budget.