The KAK Industry AR-15 Missing Parts Kit gathers the small detents and springs used in an AR-15 lower (KAK part no. AR15-LP-KT-04). It covers the buffer retainer, takedown and pivot pin detents, selector detents, disconnector springs and the bolt catch hardware. All components are manufactured in the USA. Each part is listed with its count below, so you can see exactly what the kit contains before you order.

Key Specifications

• The kit has one buffer retainer and one buffer retainer spring for the buffer tube area.
• It includes four takedown/pivot detents and six takedown/pivot pin detent springs for the receiver pins.
• It includes two selector detents and two selector/ejector detent springs for the selector.
• The bolt catch hardware is one bolt catch detent and two bolt catch springs.
• Two disconnector springs are included.
• Every component is manufactured in the USA.

Frequently Asked Questions

What is in the KAK AR-15 missing parts kit? It includes one buffer retainer, four takedown/pivot detents, two selector detents, two selector/ejector detent springs, two disconnector springs, six takedown/pivot pin detent springs, one buffer retainer spring, two bolt catch springs and one bolt catch detent.

Where are the parts made? KAK lists all components as manufactured in the USA.

Buy the KAK Industry AR-15 Missing Parts Kit

A dedicated kit of small detents and springs makes sure the little pieces are on hand when you finish a lower. This kit comes from KAK Industry, and more AR-15 hardware is in our small AR15 parts section. Order from our Lubbock, Texas gun shop for fast, direct shipping.