All Parts
Uppers
Modular AR-15 uppers for the Upper/Lower Combo builder, with barrel length, caliber, and finish specs.
Bravo Company
Standard MCMR
From $860.63
Daniel Defense
GL/SSC URG
From $1,700
Daniel Defense
MK12 SPR
From $1,900
Daniel Defense
MK18
From $1,641
Geissele
Super Duty MOD 1
From $1,425
Geissele
Super Duty MOD 1
From $1,325
Knights Armament
SR-15 KS-3
From $1,800
Palmetto State Armory
Classic M4 Freedom Upper
From $299.99
Palmetto State Armory
SABRE-15 Forged
From $719.99