Colt Colt M4 semi-auto full lower parts kit (LPK) with ambi safety MSRP: Was: Now: $299.95 Out of Stock
CMMG Mil-Spec M4/AR-15 Lower Parts Kit (LPK), Less Grip and Fire Control from CMMG MSRP: $41.01 Was: Now: $39.99
Colt Colt M4/AR-15 Lower Parts Kit (LPK) Less Fire Control Group - 2022 Production MSRP: Was: Now: $208.00 Out of Stock
Colt COLT 4 position M4 OD Green forged carbine buffer tube, new take-off, med grade MSRP: Was: Now: $65.00 Out of Stock
Colt Colt 4-position buffer tube assembly with buffer, spring castle nut and end-plate MSRP: Was: Now: $105.00 Out of Stock
