Guntec USA AR-15 Builders Kit Black Lower Parts Kit

Guntec USA AR-15 Builders Kit is a gunsmith kit that includes most of the small parts required to build a complete AR-15 rifle lower.

This kit includes the small parts needed for an AR-15 receiver build, but it does not include the lower receiver or the bolt catch.

Included accessories:

• 1 bolt catch plunger
• 2 take down/pivot detents
• 1 selector detent
• 1 buffer retainer spring
• 1 bolt catch spring
• 1 receiver pivot detent spring
• 2 trigger pins
• 1 magazine catch spring
• 1 takedown pin
• 1 pivot pin
• 1 magazine catch
• 1 bolt catch
• 1 bolt catch pin
• 1 buffer retainer
• 1 selector detent spring
• 1 magazine release button
• 1 take down detent spring

Package contents:

• Guntec USA AR-15 Builders Kit
• 1 bolt catch
• 1 magazine catch
• 1 pivot pin
• 1 takedown pin
• 1 magazine catch spring
• 2 trigger pins
• 1 buffer retainer
• 1 magazine release button
• 1 bolt catch spring
• 1 buffer retainer spring
• 1 selector detent
• 2 take down/pivot detents
• 1 bolt catch plunger
• 1 bolt catch pin
• 1 selector detent spring
• 1 receiver pivot detent spring
• 1 take down detent spring
• 1 mil-spec safety selector

Note: An alternate model includes a multi-position short throw ambidextrous safety.