*Lowers

Ruger

LOWER RECEIVER AR-556 5.56MMMulti

Spikes

Spikes STLS016 Calico Jack Stripped Lower Receiver Multi-Caliber 7075-T6 Aluminum Black Anodized for AR-15

Diamondback

Diamondback DB2228R001 DB15 Lower Receiver Multi Black

LARUE TACTICAL

Larue Tactical LT15X01BLK Stripped Lower Receiver

Aero Precision

Aero Precision Complete Lower Receiver M4E1 Compatible w/ M4E1 and AR15 Components and Magazines

TacFire

TacFire LPK02B308 AR-10 Lower Parts Kit 308 Win Black PGAR-B Pistol Grip Grip

Strike

SI AR10-E-LRPLT AR10 ENHN LOWER RCV *LIMIT PARTS

Spikes

Spikes STLS024 PHU Joker Stripped Lower Receiver Multi-Caliber 7075-T6 Aluminum Black Anodized for AR-15

Radian Weapons

Radian Weapons R0411 Builder Kit Radian Black, AX556 Ambi Lower, 14" Handgaurd, Includes Most Lower Parts

Diamondback Firearms

DB15BG LOWER RECEIVED AR-15Multi

Strike

Strike Industries ARELRPTH Lower Parts Kit Enhanced with Trigger AR-15

Bushmaster

M4 BUILT LOWER RECEIVER223 Rem | 5.56 NATO