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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.

14 photos
C. G. Bonehill Side by side Side By Side 12 Bore/gauge
Bonehill S/S Ref 2305 12g 30” Barrels 2 1/2” Chambers 1/4& 3/4 Chokes Weight 3. 00 Kg Length Of Pull 14 1/2” Overall Length 46 1/2” Condition 7/10 This gun can be sent to your local shop or ...
Category Shotguns
Subcategory Side By Side
Make C. G. Bonehill
Range Side by Side
Model Side by side
Calibre 12 Bore/gauge
Scunthorpe
£ 300
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
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
5 photos
Bettinsoli DIAMOND X Over and Under 12 Bore/gauge
Bettinsoli diamond x 12 gauge game/field o/u add/ref S23236. Second hand gun in good condition 9/10. 12 gauge over and under. 30’’ multi-choked barrels with 3’’ magnum hp steel proofed supplied...
Category Shotguns
Subcategory Over and Under
Make Bettinsoli
Range OVER & UNDER
Model DIAMOND X
Calibre 12 Bore/gauge
Wykeham
£ 595
Promoted
7 photos
RFM (Rota Fratelli Marocchi) LUXUS SIDE PLATE Side By Side 12 Bore/gauge
Rfm luxus side plate 12 gauge side by side add/ref s23240-s/h. 12 gauge side by side. Single trigger side plated action. 28’’ fixed choke hp steel proofed barrels choked 1/4-1/2. Well figured prin...
Category Shotguns
Subcategory Side By Side
Make RFM (Rota Fratelli Marocchi)
Range SIDE BY SIDE
Model LUXUS SIDE PLATE
Calibre 12 Bore/gauge
Wykeham
£ 1,295
Promoted
9 photos
Browning B525 SL Over and Under 12 Bore/gauge
A very good and almost new Browning B525 Sport laminates 12g o/u shotgun. With original paperwork and hard case. This has only been out once. New ones are £2400 The Browning 525 SL (...
Category Shotguns
Subcategory Over and Under
Make Browning
Range B525
Model B525 SL
Calibre 12 Bore/gauge
Stapleford
£ 1,575ONO
11 photos
Browning B25 C2 Over and Under 12 Bore/gauge
A as new Browning B25 C2 12g o/u. A true sleeper this one, one owner that didnt take it out and has kept it very very well. With a very Rare Browning lifetime luggage case also new. You ...
Category Shotguns
Subcategory Over and Under
Make Browning
Range B25 C2
Model B25 C2
Calibre 12 Bore/gauge
Stapleford
£ 3,475ONO
6 photos
Westley Richards Boxlock Side By Side 12 Bore/gauge
A very good Westly Richards Boxlock 12g sxs shotgun. Rare to find 30'' barrels and 15'' pull. Perfect working order 12 month warranty
Category Shotguns
Subcategory Side By Side
Make Westley Richards
Range -
Model Boxlock
Calibre 12 Bore/gauge
Stapleford
£ 1,000ONO
3 photos
Mossberg 500A Pump Action 12 Bore/gauge
Pre owned - mossberg 500 a 12 gauge pump action f/a/c rated shotgun 28’’ ported multi choke standard steel barrel tacktile grip 5 shot the stock action and forend have been cerakoted the stock and ...
Category Shotguns
Subcategory Pump Action
Make Mossberg
Range -
Model 500A
Calibre 12 Bore/gauge
Wykeham
£ 495
Promoted
13 photos
REVO Tactical 7 plus 1  Pump Action 12 Bore/gauge
REVO 7 plus 1 TACTICAL PUMP ACTION SHOTGUN. 12 BORE MULTI CHOKE in as new condition.
Category Shotguns
Subcategory Pump Action
Make REVO
Range -
Model Tactical 7 plus 1
Calibre 12 Bore/gauge
Warboys
£ 225
6 photos
Beretta 694 Sporting Over and Under 12 Bore/gauge
For sale a Beretta 694 Sport Over and Under 12 Gauge Shotgun. With 32" barrel and 14 1/2" stock. Comes with 5 chokes, Skeet, Imp Cyl, CL and 2 Imp M. Choke key included. Trigger is ...
Category Shotguns
Subcategory Over and Under
Make Beretta
Range 694
Model 694 Sporting
Calibre 12 Bore/gauge
Carlisle
£ 4,995
1 photo
ATA Arms SP PRO 12 BLACK GRADE 5 COMPETITION Over and Under 12 Bore/gauge
For sale an ATA SP PRO 12 Black Competition Adjustable stock 12 Gauge Over and Under Shotgun. Limited to 500 with Grade 5 Walnut. Barrel 32", Stock 14 1/2". Chokes Skeet, Imp Cyl, Imp, ...
Category Shotguns
Subcategory Over and Under
Make ATA Arms
Range SP PRO 12
Model SP PRO 12 BLACK GRADE 5 COMPETITION
Calibre 12 Bore/gauge
Carlisle
£ 1,299.99
7 photos
Beretta Beretta 301 Semi-Auto 12 Bore/gauge
Beretta 301 s/auto Ref 23057 12g 28" Barrel 2 3/4” Chamber multichoke Weight 3. 20kg Length Of Pull 14 1/2” Overall Length 48 1/4” Condition 7/10 This gun can be collected from our Scunth...
Category Shotguns
Subcategory Semi-Auto
Make Beretta
Range Beretta 301
Model Beretta 301
Calibre 12 Bore/gauge
Scunthorpe
£ 275
Promoted
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
6 photos
Beretta 687 Silver Pigeon 5 Adjustable Over and Under 12 Bore/gauge
For sale a new Beretta 687 Silver Pigeon V Adjustable. 12 Gauge Over and Under shotgun. Barrel length 30" Stock length 14 1/2". Comes with 5 Optima chokes. Steel Cyl, Steel SK, No steel IM, ...
Category Shotguns
Subcategory Over and Under
Make Beretta
Range 687
Model 687 Silver Pigeon 5 Adjustable
Calibre 12 Bore/gauge
Carlisle
£ 4,000
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
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
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
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
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

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Shotguns·12 Bore/gauge