The Beretta 92FS is the standard sidearm of the LAPD, seen in the hands of Officer Hank Rafferty (Steve Zahn), his partner Charlie (Timothy Busfield), Det. Frank McDuff (Colm Feore), and several other officers. Earl Montgomery (Martin Lawrence) uses one while training at the police academy.
Colt Detective Special
While working for National Security, Earl (Martin Lawrence) carries a third-generation Colt Detective Special. Hank initially uses this when Earl opts to use his Glock instead.
Glock 17 (Two-tone converted to full-auto)
Earl's favorite gun, his 3rd Generation Glock 17 named "Earl Jr." is two-toned with an Insight M3 light, 33-round magazine, an extended compensated barrel, and modified to fire fully automatic. Hank borrows this when he goes after Nash in the apartment.
Jericho 941 R
Hank disarms another thug of his Jericho 941 R and uses it during the warehouse shootout, twice holding it to Earl's head.
Beretta Cougar
Hank (Steve Zahn) uses a Beretta Cougar during the last half of the film, most notably the apartment shootout and final gunfight.
Colt Mk IV Series 70
One of McDuff's thugs intimidates Lt. Washington (Bill Duke) with a Colt Mk IV Series 70. Washington later gets ahold of the gun and uses it to dispatch of several henchmen.
M1911A1
Nash (Eric Roberts) carries a M1911A1 as his primary sidearm during the beverage warehouse shootout.
Makarov PM
Hank and Earl find a Makarov PM hidden under the seat in a red big rig driven by Britney (Leslie Jones).
Heckler & Koch USP
During the final shootout, Nash (Eric Roberts) uses a Heckler & Koch USP before Earl knocks it out of his hand during their fight.
Desert Eagle
When Earl is at the training academy a paper target shows a Desert Eagle.
Submachine Guns
Uzi
Hank (Steve Zahn) disarms a thug of his Uzi during the beverage warehouse robbery. Several other thugs, including Nash (Eric Roberts) use Uzis during the film.
Intratec TEC-9
One of Nash's thugs fires a TEC-9 during the beverage warehouse shootout.
Heckler & Koch MP5A3
Some of the LAPD SWAT officer impersonators hired by McDuff use Heckler & Koch MP5A3 submachine guns.
Heckler & Koch MP5A2
One of the LAPD SWAT officer impersonators shoots at Hank with a Heckler & Koch MP5A2.
Heckler & Koch UMP
When Earl is at the training acadamy a paper target shows a Heckler & Koch UMP.
Rifles
M1903 Springfield
The honor guard at Charlie's LAPD funeral fires M1903 Springfield rifles into the air.
Shotguns
Ithaca 37
Nash (Eric Roberts) shoots Charlie with a parkerized pistol-gripped Ithaca 37 during the opening warehouse robbery, later identified by Hank by the tattoo on his arm.