Model detail

ATI MB3

ATI

Track the current price range, compare UPC variants, and scan local, nationwide, and marketplace listings from one page.

Variants

2

Local deals

13

Nationwide

13

Caliber 12 GaugeCapacity 4+1Action Pump

Featured profile

ATI MB3

ATI MB3

Price summary

2 variants

Model variants 2
GunBroker listings 0

Specifications

Model essentials

Core attributes pulled from the product profile, ready for side-by-side deal review below.

Caliber

12 Gauge

Capacity

4+1

Action

Pump

Category

Shotguns

Subcategory

Pump Action

Variant matrix

All variants (2)

Compare UPCs, barrel lengths, capacities, and pricing before jumping into listings.

UPCCaliberCapacityBarrelPriceAction
81339301991312 Gauge4+1Find deals
81339301978412 Gauge4Find deals
ProductStorePriceShippingStatus

In Stock (13)

ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackCoastal Firearms $211.99
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackGP Tactical $181.00
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ATI S-BEAM ATI S-BEAMGuns.com $153.99
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ATI S-Beam MB3R 18.5" 12 Gauge Shotgun 3" Pump Action, Blk - GMB3R ATI S-Beam MB3R 18.5" 12 Gauge Shotgun 3" Pump Action, Blk - GMB3RPalmetto State Armory $191.99
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ATI ATIGMB3R MB3 R 12 Gauge Pump 3" 4+1 18.50" Black Smooth Bore Barrel, Black Stainless Steel Receiver, Black Synthetic Stock, Right Hand ATI ATIGMB3R MB3 R 12 Gauge Pump 3" 4+1 18.50" Black Smooth Bore Barrel, Black Stainless Steel Receiver, Black Synthetic Stock, Right HandGunPro.com $172.70
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackCUMMINGS FAMILY FIREARMS $159.99
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackSchaefer Defense $166.36
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackMCM Tactical LLC $168.15
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ATI ATIGMB3R MB3 R 12 Gauge Pump 3" 4+1 18.50" Black Smooth Bore Barrel, Black Stainless Steel Receiver, Black Synthetic Stock, Right Hand ATI ATIGMB3R MB3 R 12 Gauge Pump 3" 4+1 18.50" Black Smooth Bore Barrel, Black Stainless Steel Receiver, Black Synthetic Stock, Right HandArmed In Michigan $163.76
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⭐ Featured ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackBirmingham Hill Armory $170.00
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackTimber Hole Outdoors $168.15
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackStratit Safety & Security $174.99
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ATI ATIGMB3R S-Beam MB3-R | 12 Gauge | 18.5" ATI ATIGMB3R S-Beam MB3-R | 12 Gauge | 18.5"Darmok Firearms $197.00
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ProductStorePriceShippingStatus

In Stock (13)

ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackSchaefer Defense $166.36
Free Shipping
In StockOnline Only
ATI ATIGMB3R MB3 R 12 Gauge Pump 3" 4+1 18.50" Black Smooth Bore Barrel, Black Stainless Steel Receiver, Black Synthetic Stock, Right Hand ATI ATIGMB3R MB3 R 12 Gauge Pump 3" 4+1 18.50" Black Smooth Bore Barrel, Black Stainless Steel Receiver, Black Synthetic Stock, Right HandArmed In Michigan $163.76
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ATI S-Beam MB3R 18.5" 12 Gauge Shotgun 3" Pump Action, Blk - GMB3R ATI S-Beam MB3R 18.5" 12 Gauge Shotgun 3" Pump Action, Blk - GMB3RPalmetto State Armory $191.99
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ATI ATIGMB3R S-Beam MB3-R | 12 Gauge | 18.5" ATI ATIGMB3R S-Beam MB3-R | 12 Gauge | 18.5"Darmok Firearms $197.00
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ATI ATIGMB3R MB3 R 12 Gauge Pump 3" 4+1 18.50" Black Smooth Bore Barrel, Black Stainless Steel Receiver, Black Synthetic Stock, Right Hand ATI ATIGMB3R MB3 R 12 Gauge Pump 3" 4+1 18.50" Black Smooth Bore Barrel, Black Stainless Steel Receiver, Black Synthetic Stock, Right HandGunPro.com $172.70
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackMCM Tactical LLC $168.15
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackGP Tactical $181.00
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⭐ Featured ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackBirmingham Hill Armory $170.00
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In StockOnline Only
ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackTimber Hole Outdoors $168.15
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ATI S-BEAM ATI S-BEAMGuns.com $153.99
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ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackStratit Safety & Security $174.99
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In StockOnline Only
ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackCUMMINGS FAMILY FIREARMS $159.99
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In StockOnline Only
ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 Black ATI ATIGMB3R S-Beam MB3-R 12 Gauge Pump Shotgun 18.5" 4+1 BlackCoastal Firearms $211.99
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