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Nerf strike elite retaliator - nerf,
£6.52
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Barrel extension unf - barrel,
£17.95
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New outdoor 14mm metal - new, outer
£14.46
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Madbull airsoft aeg barrel - airsoft,
£15.49
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Airsoft outer barrel - outer,
£8.66
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Armacore 14mm ccw metal - 14mm, outer
£9.95
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Airsoft outer barrel - airsoft,
£9.99
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Armacore 14mm ccw metal outer - armacore,
£8.99
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Armacore 14mm ccw - 14mm,
£11.99
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Slong airsoft outer - slong, barrel
£19.69
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Scandinavian oval lock - scandinavian,
£6.50
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Airsoft 14mm ccw plain - airsoft, jane
£9.99
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Slong airsoft outer barrel - outer,
£18.99
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Premium cable extension - extension, sky
£5.99
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Lpe airsoft cnc machined - cnc, 14mm
£20.29
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Madbull airsoft barrel - airsoft,
£15.49
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Armacore 14mm ccw metal outer - 14mm,
£15.99
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Banham front door security - door,
£50.00
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Armacore 14mm ccw - 14mm,
£11.99
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Stalon neoprene barrel - stalon,
£42.99
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Armacore 14mm ccw metal outer - metal,
£12.99
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Slong airsoft outer - airsoft,
£18.99
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Armacore 14mm ccw - ccw, outer
£14.95
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Armacore 14mm ccw metal - metal, outer
£12.99
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Armacore 14mm ccw metal outer - armacore,
£12.99
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Airsoft pro barrel extension - airsoft,
£20.69
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Armacore 14mm ccw - 14mm, metal
£12.99
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Slong airsoft outer barrel - airsoft,
£18.99
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Precision barrel extension - precision,
£9.99
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Airsoft pro barrel extension - airsoft,
£19.39
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Silencer barrel extension for - silencer,
£9.99
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Xlr pin male - male, to
£5.95
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Slong airsoft aeg - slong,
£24.49
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Nerf modulus barrel extension - nerf,
£2.87
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Airsoft pro p5k - /, pdw
£14.29
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Slong airsoft outer extension - airsoft,
£17.69
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Rocket airsoft barrel - rocket,
£10.03
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Hush barrel extension - hush,
£20.00
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Twin coax satellite lead - satellite,
£69.99
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Premium single cable extension - single,
£5.99
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Armacore 14mm ccw metal - armacore,
£14.99
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Armacore 14mm ccw metal outer - armacore,
£16.99
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Madbull airsoft extension - madbull,
£19.89
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Slong airsoft outer - slong, barrel
£24.99
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Nerf ionfire strike - nerf,
£8.66
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Slong airsoft outer extension - outer,
£23.99
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Armacore 14mm ccw concave - 14mm,
£18.99
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Emerson airsoft gear barrel - gear,
£19.43
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Src airsoft barrel extension - src,
£19.89
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Lpe airsoft 14mm - airsoft, ccw
£22.69
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Nerf modulus barrel extension - modulus,
£3.09
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Nerf strike elite modulus - elite,
£5.44
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Stalon neoprene barrel - stalon,
£42.99
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Nerf strike silencer barrel - n-strike,
£3.99
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Invader gear airsoft barrel - invader,
£14.29
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Double barrel extension turn - "double,
£39.95
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Nerf modulus long - nerf, sniper
£8.11
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Armacore 14mm ccw concave - armacore,
£15.99
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Nerf silencer mod barrel - nerf,
£9.49
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Armacore 14mm ccw - armacore,
£14.99
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Armacore 14mm ccw metal - ccw, outer
£13.99
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Invader gear airsoft barrel - invader,
£14.29
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Nerf modulus long range barrel - modulus,
£5.00
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Water barrel extension - barrel, bsp
£4.98
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Airsoft barrel extension - airsoft,
£19.89
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Armacore 14mm ccw concave - armacore,
£13.99
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Src airsoft barrel extension - src,
£19.89
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Nerf strike elite - nerf, n-strike
£6.50
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Nerf modulus long - long, barrel
£4.38
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Water barrel extension - extension, 1/2"
£4.98
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Shot barrel attachment - barrel,
£2.24
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Nerf spectre barrel - nerf,
£6.47
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Nerf strike elite - n-strike,
£4.33
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Nerf modulus strike - modulus, n-strike
£14.99
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Nerf retaliator barrel - retaliator,
£5.40
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Nerf modulus snipe sniper - nerf,
£5.44
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Nerf elite strike - nerf,
£4.99
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Nerf strike modulus silencer - n-strike,
£4.58
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Nerf tri strike - nerf, includes
£7.76
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Nerf modulus barrel - modulus,
£3.31
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Genuine nerf barrel extension - genuine,
£2.77
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Nerf strike elite - nerf, n
£4.37
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Genuine ring 10ft barrel - 10ft/3m,
£7.99
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Barrel jack usb dc - to,
£14.67
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Action army airsoft inner - action,
£17.89
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Nerf strike elite modulus - nerf,
£4.33
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Nerf strike elite modulus - nerf, n
£3.99
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Ibc tank tap - tap, kit
£15.59
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Armacore 14mm ccw concave - 14mm,
£17.99
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14awg 12v extension cable - dc,
£14.95
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White power extension cable - dc,
£4.38
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Ring 10ft barrel plug - ring,
£5.45
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Airsoft pro svd extension - airsoft, a&k
£16.99
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Nerf modulus blaster - nerf,
£3.31
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Nerf strike elite - elite, barrel
£2.24
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50mm chrome barrel - 1/2",
£16.85
Buy It Now
Looking for more barrel extension?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 barrel extension listings currently in our index. Prices range from £2.24 to £69.99, with an average of £13.84. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about barrel extension →
Try this: battery operated toy dog | cockatiel bird | coin jar | dumpling | ferry boat | hammer beads | inception totem | kelloggs toys | kinder egg turtle | longstrike
Whether you are looking for a brand-new or second-hand barrel extension, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £2.24, while premium listings can reach £69.99 — giving you a wide budget spread to work with. The average price of £13.84 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.