AR variants that are listed in the 2017 Military & Law Enforcement Catalog are:

M5 Enhanced Carbine Models R0950-10, R0950-11, R0950-14

Advanced Colt Carbine- Monolithic (ACC-M) Models R0923CQB, R0923001, LE6940

Advanced Piston Carbine (APC) Models P0923, P0923-10

Colt M4 Carbine Models R0977HB/R0921, R0979/R0920, R0933/R0935, LE6921, LE6933

Colt Law Enforcement Carbine Models LE6920, LE6920MPS-B, LE6920MPS-FDE

Colt M16A4 Service Rifle Models R0901, R0905, AR15A4

Colt Modular Rifle Models CM901-16AE, LE901-16SE 7.62 x 51

Colt Semi-Automatic Sniper System (CSASS) CM902-CSS 7.62 x 51

Colt KAR901 7.62 x 39

Colt Infantry Automatic Rifle (IAR) 5.56 x 45

Colt Sub-Compact Weapon (SCW) SCW0923 5.56 x 45

Colt R0951-10 Carbine .300 Blackout (7.62 x 35)

Colt 9mm Sub-Machine Gun (SMG) Models R0991, R0991-9A, LE6991-9S