A Remington 870 is uses by the robbers at the beginning to kill the store owner and Evelyn Mercer (Fionnula Flanagan.Bobby (Mark Wahlberg) also uses a pistol gripped Remington 870 throughout much of the movie, and once used by Jack (Garrett Hedlund) as the shooters escape in their car.
Bobby (Mark Wahlberg) finds a pistol gripped Mossberg 500 in the shooters' apartment. Bobby uses this shotgun specifically in the Mercer home shootout scene to kill multiple thugs.
A couple of Victor Sweet's hoodlums use Heckler & Koch G36Cs in an attempted hit on the Mercer brothers in their mother's home, one of them fitted with a G36E-esque carry handle/sight assembly.
A SWAT team member uses one of these rifles on a bi-pod to shoot and kill a crazed Detective Fowler (Josh Charles). It appears to be fitted with the 30 round magazine that was introduced with the HK93 civilian rifle.
This is Bobby's (Mark Wahlberg) pistol which he hands off to Angel (Tyrese Gibson) from the trunk of his car during a scene of trying to get information about their mother's killers. Bobby later uses it to shoot at Damian's dogs and then at Damian as he escapes. Bobby also uses the pistol to execute one of his mother's killers after the car chase scene.
The character, Damian (Lyriq Bent) retrieves a Ruger P90 from his apartment when the Mercer brothers come banging on his door. He then fires a few shots at them when attempting to escape. Angel (Tyrese Gibson) then uses this pistol throughout the rest of the movie, specifically during the car chase scene.
One of Victor Sweet's thugs produces a ported Desert Eagle and fires a shot into Jack's shoulder, wounding him. Bobby (Mark Wahlberg) then picks up this same gun off the ground after the gunfight and shoots another thug pointblank after getting information out of him.
When Bobby lifts the mattress to reveal the shooter's arsenal, a pair of small frame snub nose revolvers can be seen of unknown make or model can be seen.
I think it is the Colt DS seen later in the film. -GM
Error creating thumbnail: File missingBobby lifts the Shooter's mattress to discover an arsenal of weapons including a pair of small snub nosed revolvers.
Beretta 92FS Inox
One of Victor Sweet's shooters (Awaovieyi Agie) reponsible for their Mother's death fires a Beretta 92FS Inox at Bobby's car during the car chase scene. A Beretta Inox is also used by Angel during the home shootout.
One of the weapon that Bobby takes from the shooter's apartment is a SIG-Sauer P220 Sport which Angel later uses in the home shootout, and one of Victor Sweet's men can be see with one just before the meeting.
Detective Fowler (Josh Charles) uses this snub nose .38 Special revolver to shoot at kill his partner Lt. Green (Terrence Howard) , Fowler then wipes off his finerprints and ditches the revolver.
It is not a Detective Special (it does not have a full underlug barrel, like all modern DS). It looks more like a S&W Chief's special, although the hammer is strange. May be it is a Rossi, or another brand that copies the S&W J frames
Detective Fowler (Josh Charles) uses a Glock 17 as his issued sidearm and draws it when theres a knock at the door in one scene. Angel (Tyrese Gibson) obtains it from Fowler and holds him at gunpoint, Fowler then retrieves the pistol again and holds Angel hostage, then fires shots at the Detriot police before being shot.
A Smith & Wesson Model 19 is seen amongst the various guns Bobby (Mark Wahlberg) ransacks from the shooters home, he aims it at Jerry when he arrives at the Mercer home suddenly unannounced while he and Jack sort through the ransacked guns.
At Lt. Green's (Terrence Howard) funeral, police officers can be seen firing Colt AR-15 Sporters aka SP1 rifles with heavy A2 style barrels with A2 Style hand guard, and 20 round magazines into the air.
