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All Parts

Lowers

Modular AR-15 lowers for the Upper/Lower Combo builder, with platform, caliber, and finish specs.

Bravo Company MOD 0 Complete Lower
Bravo Company
MOD 0 Complete Lower
From $549
Knights Armament SR-15 IWS
Knights Armament
SR-15 IWS
From $1,060.29
LMT Defense MARS-L Lower
LMT Defense
MARS-L Lower
From $1,077
LMT Defense MARS-L PDW
LMT Defense
MARS-L PDW
From $1,133
LWRC IC Lower
LWRC
IC Lower
From $777
Palmetto State Armory B5 Systems Complete
Palmetto State Armory
B5 Systems Complete
From $169.99