Brownells has paired together the Polymer 80 Polymer 80% Lower Receiver and the Full Metal Tactical Lower Parts Kit to help the DIY'er along the way!



Polymer 80% Lower Receiver and Complete Jig, everything you need to get your own build started. Unique reinforced polymer design allows for a great project build. Solid core design and beefed up buffer tube area ensure this lower will last. Improved Jig system provides insert for trigger hole drilling, and also includes necessary end mill bits.



Kit Includes: AR-15 80% Lower, Set Screw Bolt Catch Pin, Dowel Pin for Bolt Catch, Pistol Grip Nut, Pistol Grip Screw, Allen Wrench, AR-15 Jig, End Mill for fire control pocket, Drill Bit for safety selector, Drill Bit for trigger & hammer pin holes, Drill Bit for pin holes & trigger hole. Jig screws are not included.



The Full Metal Tactical Lower Parts Kit is ready for installation once you get your lower receiver finished!

The standard AR-15 components included are:

Hammer

Hammer Pin

Hammer Spring

Trigger

Trigger Pin

Trigger Spring

Trigger Guard

Trigger Guard Pin

Disconnector

Disconnector Pin

Safety Selector

Safety Selector Detent

Safety Selector Spring

Pistol Grip

Pistol Grip Screw

Pistol Grip Lock Washer

Bolt Catch

Bolt Catch Spring

Bolt Catch Buffer

Bolt Catch Roll Pin

Take Down Pin

Pivot Pin

Take down & Pivot Detent (x2)

Take down & Pivot Spring (x2)

Magazine Catch

Magazine Catch Button

Magazine Catch Spring

Buffer Retaining Pin

Buffer Retaining Pin Spring

Returns will not be accepted once the receiver is modified in any way.