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12 Bore/gauge Shotguns for Sale

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Browse 12 Bore/gauge shotguns for sale from private sellers, dealers and registered firearms dealers across the UK. Gunstar lists shotgun classifieds updated daily.

9 photos
ATA Arms SP Pro 12 Competition Over and Under 12 Bore/gauge
ATA SP Pro Sporter 30 Inch M/C 12ga Shotgun The ATA SP Pro12 Competition Over & Under shotgun embodies the synthesis of 50 years of master craftsmanship and contemporary technology. £999. 99
Category Shotguns
Subcategory Over and Under
Make ATA Arms
Range SP
Model SP Pro 12 Competition
Calibre 12 Bore/gauge
Stoke-on-Trent
£ 999.99
Promoted
7 photos
Beretta 687 EELL Diamond Pigeon Over and Under 12 Bore/gauge
Bereetta 687 eell diamond pigeon left hand CSR106 pre-owned. 12 gauge suitable for standard steel loads. 28’’ barrels fixed choke 1/4 & 1/2. Left hand cast stock with a l/o/p of 14-3/4 including rubb...
Category Shotguns
Subcategory Over and Under
Make Beretta
Range 687
Model 687 EELL Diamond Pigeon
Calibre 12 Bore/gauge
Wykeham
£ 3,495
Promoted
8 photos
Baikal Field Over and Under 12 Bore/gauge
Baikal 12ga 28″ Over & Under Shotgun (USED) Overall condition is excellent, the blueing and the stock are in great order, this gun has had very little use at all. 3/4 – full choke. ...
Category Shotguns
Subcategory Over and Under
Make Baikal
Range -
Model Field
Calibre 12 Bore/gauge
Stoke-on-Trent
£ 250
Promoted
8 photos
Franchi Affinity One Semi-Auto 12 Bore/gauge
Franchi Affinity One Synthetic 12ga 28″ Semi Auto Left Hand (USED) 3 shot semi auto multi choke. Overall condition is excellent with a few age related minor marks. Black synthetic stock. ...
Category Shotguns
Subcategory Semi-Auto
Make Franchi
Range Affinity
Model Affinity One
Calibre 12 Bore/gauge
Stoke-on-Trent
£ 495
Promoted
6 photos
Mossberg 590 Persuader Pump Action 12 Bore/gauge
The Mossberg 590 is a 12-gauge pump-action shotgun that is widely recognized for its use in military, law enforcement, and security sectors. It is an evolution of the Mossberg 500 series, and well ...
Category Shotguns
Subcategory Pump Action
Make Mossberg
Range 590
Model 590 Persuader
Calibre 12 Bore/gauge
Gloucester
£ 550ONO
Promoted
10 photos
Hatsan Arms Escort marine Semi-Auto 12 Bore/gauge
HATSAN ESCORT Semi auto shotgun, marine model. 24 inch multi choke barrel 12 bore. In pristine condition, ideal for wildfowl and general Shooting.
Category Shotguns
Subcategory Semi-Auto
Make Hatsan Arms
Range Escort
Model Escort marine
Calibre 12 Bore/gauge
Warboys
£ 300
8 photos
Miroku MK38 Grade 5 Sporting Over and Under 12 Bore/gauge
For sale a Miroku MK 38 Grade 5 Sporter 12 Gauge Over and Under Shotgun. Barrel length 32". Stock 15". Adjustable trigger for length of pull. Lovely American style scrolling on receiver. ...
Category Shotguns
Subcategory Over and Under
Make Miroku
Range MK38
Model MK38 Grade 5 Sporting
Calibre 12 Bore/gauge
Carlisle
£ 2,750
12 photos
J. R. Gow & Sons, Dundee Spares or Repair Side By Side 12 Bore/gauge
Stock: The wooden stock is broken and will need to be replaced or professionally repaired before the gun can be safely fired. The break was caused when the gun fell out of gun slip as it was being ...
Category Shotguns
Subcategory Side By Side
Make J. R. Gow & Sons, Dundee
Range Spares or Repair
Model Spares or Repair
Calibre 12 Bore/gauge
Wellington
£ 199
10 photos
W.W. Greener Side By Side Side By Side 12 Bore/gauge
W W Greener 12ga Box Lock Side By Side Shotgun, Side Safety, Bores are spotless, Very collectable Shotgun £795
Category Shotguns
Subcategory Side By Side
Make W.W. Greener
Range -
Model Side By Side
Calibre 12 Bore/gauge
Stoke-on-Trent
£ 795
Promoted
11 photos
Yildiz Pro black  sporter  Over and Under 12 Bore/gauge
Yikdiz pro sporter, 30inch 12 bore. complete with its case and 9 chokes. internal and external. in excellent condition. lovely grade 4 walnut stock. complete with its case and paper work,
Category Shotguns
Subcategory Over and Under
Make Yildiz
Range Pro black sporter
Model Pro black sporter
Calibre 12 Bore/gauge
Colchester
£ 1,100
10 photos
Beretta A400 Xcel Semi-Auto 12 Bore/gauge
an as brand new beretta a400 xcel, 12 bore 28 inch, very nice wood work, had around 60 shots through it from new. complete with its box and an extra teague choke.
Category Shotguns
Subcategory Semi-Auto
Make Beretta
Range A400
Model A400 Xcel
Calibre 12 Bore/gauge
Colchester
£ 1,400
11 photos
ATA Arms SP Supersport Over and Under 12 Bore/gauge
ATA SP Supersport Adjustable 12gauge 32inch Excellent condition Price includes transfer to a registered firearms dealer Location Cumbria
Category Shotguns
Subcategory Over and Under
Make ATA Arms
Range SP SUPERSPORT
Model SP Supersport
Calibre 12 Bore/gauge
Penrith
£ 680ONO
6 photos
Eternal Comp Tactical Semi-Auto 12 Bore/gauge
The Eternal Comp Tactical is a 12-gauge, gas-operated, semi-automatic shotgun designed for competition use, this example is on a Section 2 shotgun certificate. It features an aircraft-aluminium ...
Category Shotguns
Subcategory Semi-Auto
Make Eternal
Range Comp Tactical
Model Comp Tactical
Calibre 12 Bore/gauge
Gloucester
£ 595
Promoted
9 photos
Miroku 7000 Grade 3 Over and Under 12 Bore/gauge
28” barrels. LOP 14 3/8”. Weight 7lb 12oz. Nice wood. Serviced June 2025 (£220), hardly used since. Comes with 6 flush chokes. In nice condition. Due to age I have switched to a 20 bore.
Category Shotguns
Subcategory Over and Under
Make Miroku
Range Sporter
Model 7000 Grade 3
Calibre 12 Bore/gauge
Marlow
£ 625
7 photos
ATA Arms ATA SP PRO 12 Over and Under 12 Bore/gauge
For sale an ATA SP PRO 12 Adjustable stock 12  Gauge Over and Under Shotgun. Limited to 500 with Grade 5 Walnut. Barrel 30", Stock 14 1/2". Chokes Skeet, Imp Cyl, Imp Mod, Full and Mod. C...
Category Shotguns
Subcategory Over and Under
Make ATA Arms
Range ATA SP PRO 12
Model ATA SP PRO 12
Calibre 12 Bore/gauge
Carlisle
£ 1,299.99
5 photos
KOFS Sceptre SXE Game Over and Under 12 Bore/gauge
For sale a Kofs Sceptre Sxe Game multicoke 12G over and under shotgun. Barrel 30" Stock 14 1/2" Comes with 5 chokes.
Category Shotguns
Subcategory Over and Under
Make KOFS
Range Sceptre SXE
Model Sceptre SXE Game
Calibre 12 Bore/gauge
Carlisle
£ 535
8 photos
Browning Model 325 Over and Under 12 Bore/gauge
12g Browning Mod 325 Over & under 28" Barrel 14 1/2" LOP Class 5 wood stock 2 3/4" chamber Multi Choke (4) - 1/4 & 1/4 fitted Commission sale RFD Transfer £40 (Mainland UK) or collection by a...
Category Shotguns
Subcategory Over and Under
Make Browning
Range Model 325
Model Model 325
Calibre 12 Bore/gauge
West Hythe
£ 950each
4 photos
Lanber Arms SPORTING Over and Under 12 Bore/gauge
10804 Lanber Sporting 12g O/U E/J Used
Category Shotguns
Subcategory Over and Under
Make Lanber Arms
Range Sporting
Model SPORTING
Calibre 12 Bore/gauge
Melbourne
£ 295
9 photos
Beretta 686E Over and Under 12 Bore/gauge
Beretta 686 E 12B O/U Shotgun 28 " length Barrel Very good condition - not had much use Multi choke - no spare chokes - chokes in the barrels - top 1/4 bottom skeet. Will send to local RFD ...
Category Shotguns
Subcategory Over and Under
Make Beretta
Range 686E
Model 686E
Calibre 12 Bore/gauge
Castleford
£ 1,250
8 photos
Lincoln (Armi Fausti) Vogue Over and Under 12 Bore/gauge
Lincoln Vogue Black Action with Gold Inlay of Game Birds 12B Shotgun. 30" Barrel / Ejector. Made in Italy With Original Hard Case and full set of chokes. This shotgun was originally purchased ...
Category Shotguns
Subcategory Over and Under
Make Lincoln (Armi Fausti)
Range -
Model Vogue
Calibre 12 Bore/gauge
Castleford
£ 650
4 photos
Basque O/U Over and Under 12 Bore/gauge
10797 Basque 12g O/U E/J Used
Category Shotguns
Subcategory Over and Under
Make Basque
Range O/U
Model O/U
Calibre 12 Bore/gauge
Melbourne
£ 125
8 photos
Breda Zenith silver Over and Under 12 Bore/gauge
Breda Zenith silver action 30” barrel sporting multi choke shotgun. Excellent condition very little use comes with makers case, barrel and stock socks, 5x multi chokes in case with key! Any qu...
Category Shotguns
Subcategory Over and Under
Make Breda
Range Breda
Model Zenith silver
Calibre 12 Bore/gauge
Shipston on Stour
£ 1,100ONO
4 photos
KOFS Sceptre Over and Under 12 Bore/gauge
10800 Kofs Sceptre 12g O/U E/J M/C 30inch Used
Category Shotguns
Subcategory Over and Under
Make KOFS
Range Sceptre
Model Sceptre
Calibre 12 Bore/gauge
Melbourne
£ 295
10 photos
AYA (Aguirre Y Aranabal) 25 Side By Side 12 Bore/gauge
AYA model 25 side-by-side 12 gauge shotgun Choked half and cylinder The gun is in very good overall condition, please see the attached photographs
Category Shotguns
Subcategory Side By Side
Make AYA (Aguirre Y Aranabal)
Range -
Model 25
Calibre 12 Bore/gauge
Warboys
£ 925
10 photos
Hatsan Arms Escort Semi-Auto 12 Bore/gauge
12g Hatsan Escort (Section 1) semi auto Steel proof 3" chamber 5 shot 28" Barrel 14 1/2" LOP 5 chokes & key - 1/2 fitted RFD Transfer £40 (Mainland UK) or collection by appointment. ...
Category Shotguns
Subcategory Semi-Auto
Make Hatsan Arms
Range Escort
Model Escort
Calibre 12 Bore/gauge
West Hythe
£ 125each
8 photos
Hatsan Arms Escort Mossy Oak Pump Action 12 Bore/gauge
12g Hatsan Escort pump action shotgun in Mossy Oak 27 3/4" Barrel 14 1/4" LOP 3" Camber 3/4 Choke fitted - no extras RFD Transfer £40 (Mainland UK) or collection by appointment. Visitors w...
Category Shotguns
Subcategory Pump Action
Make Hatsan Arms
Range Escort
Model Escort Mossy Oak
Calibre 12 Bore/gauge
West Hythe
£ 150each
8 photos
Armsan A612L Semi-Auto 12 Bore/gauge
12g Armsan A612L semi auto Left Handed 27" Barrel 14 1/2" LOP 3" chamber 3/4 Choke fitted - no extras Commission Sale RFD Transfer £40 (Mainland UK) or collection by appointment. Visitors w...
Category Shotguns
Subcategory Semi-Auto
Make Armsan
Range A612L
Model A612L
Calibre 12 Bore/gauge
West Hythe
£ 225each

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Shotguns·12 Bore/gauge