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Sign Posts & Channel
Sign Trade Supplies is a leading distributor of aluminium profiles into the UK sign industry. Specialising in providing a fast, flexible and reliable supply of sign posts and channel to the entire nation.
Our stock of standard profiles includes eight different sign post diameters, including round and square profiles. Profiles are available in a range of powder coat and anodised finishes.
We also offer bespoke profile services to customers working on large scale projects. Our in-house team can help design, develop and extrude your profile along with providing custom finishes such as wood grain.
Sign Posts & Channel
Aluminium Sign Post Kits
£21.34 – £85.65
Select optionsAluminium sign posts are an excellent option for mounting signs on private land, business premises, industrial zones, car parks and more. Our 50mm & 76mm aluminium sign post kits come...
Small Sign Channel - Grey, Black, White, Mill
£1.55 – £137.90
Select optionsSmall Sign Channel is an aluminium extrusion designed to be bonded to the reverse of aluminium or aluminium composite (ACM) sign blanks. The channel allows the blanks to be fixed...
Small Sign Channel With Bonding Tape
£3.73 – £52.97
Select optionsSmall Sign Channel with Structural Bonding Tape applied is an aluminium extrusion designed to be bonded to the reverse of aluminium or aluminium composite (ACM) sign blanks. The channel allows...
Medium Sign Channel - Black, White, Grey, Mill
£1.71 – £213.20
Select optionsMedium Sign Channel is an aluminium extrusion designed to be bonded to the reverse of aluminium or aluminium composite (ACM) sign blanks. The channel allows the blanks to be fixed...
Medium Sign Channel With Bonding Tape
£4.28 – £33.80
Select optionsMedium Sign Channel with Structural Bonding Tape applied is an aluminium extrusion designed to be bonded to the reverse of aluminium or aluminium composite (ACM) sign blanks. The channel allows...
Medium Interlocking Sign Channel - Joining Rail
£7.06 – £42.37
Select optionsMedium Interlocking Sign Channel or sign joining rail is a great solution for creating a butt joint between post mounted sign panels. Used extensively in the road sign and highway...
Medium Interlocking Sign Channel with Bonding Tape
£15.41 – £46.23
Select optionsMedium Interlocking Sign Channel - Sign Joining Rail with Bonding Tape A great solution for creating a butt joint between post mounted sign panels. Used extensively in the road sign...
Large Sign Channel - Grey
£28.60 – £57.17
Select optionsLarge Sign Channel Grey powder coated aluminum sign channel. Used to fit large highway signs to posts. Manufactured to EN 755-1:2016 standard Available in lengths up to 6 metres Suitable...
Finger Post T Rail
£2.42 – £34.91
Select optionsAluminium T Rail is used to create simple post mounted, finger signs. Extensively used in the UK for footpath way marking signs and other road sign systems. Must be used...
Aluminium L Angle - Mill finish
£4.45 – £184.85
Select optionsAluminium fixing L angle is used extensively in the sign making industry for a variety of reasons. We supply L angle in 4 standard sizes: 25mm x 25mm, 38mm x...
Aluminium Flat Bar 25mm x 4.76mm
£1.33 – £171.46
Select optionsAluminium Flat Bar - 25mm x 4.76mm Used for a wide variety of sign installation including: Fixing railed signs to mesh fencing Fixing railed signs to Palisade Fencing 2D and...
76mm Welded Baseplate Sign Post
£140.73 – £170.00
Select options76mm welded baseplate sign posts provide the flexibility to install a sign on solid, structural surfaces such as concrete. Many car parking signs, facilities management sites and private business parks...
50mm Grey Powder Coat Sign Post
£11.83 – £71.00
Select optionsGrey Powder Coat Aluminium Sign Posts 50mm Outside Diameter Grey Powder Coat Finish Available Cut to Custom Length (Please Call) Post Clips can be used to fix sign boards to...
50mm Silver Anodised Sign Post
£11.63 – £69.72
Select optionsAnodised Aluminium Sign Posts 50mm Outside Diameter 2.65mm thick wall for extra strength Silver anodised finish Available cut to custom length (please call) Post clips can be used to fix...
50mm White Powder Coat Sign Post
£11.50 – £70.37
Select options50mm White Powder Coat Sign Post 50mm Outside Diameter 2.64mm thick wall for extra strength White powder coat sign post (RAL 9016) Available cut to custom length (please call) Post clips...
50mm Black Powder Coat Sign Post
£11.50 – £69.06
Select options50mm Black Powder Coat Sign Post 50mm outside diameter 2.64mm thick wall for extra strength Black powder coat sign post RAL 9017 Available cut to custom length (please call) Post clips...
50 x 50mm Black Square Sign Post
£15.00 – £89.91
Select options50mm Square - Black Painted Aluminium Sign Posts 50mm x 50mm Outside Dimensions 2.64mm thick wall for extra strength Black powder coat finish; RAL 9017 "Traffic Black" Available cut to...
50mm x 50mm White Square Sign Post
£12.57 – £72.25
Select options50mm Square - White Painted Aluminium Sign Posts 50mm x 50mm outside dimensions 2.64mm thick wall for extra strength White painted finish (RAL9016 "Traffic White") Available cut to custom length...
76mm Mill Finish Aluminium Sign Posts
£13.74 – £87.83
Select optionsMill Finish Sign Posts 76mm outside diameter 3.0mm thick wall for extra strength Mill finish Available cut to custom length (please call) Sign post base plates advisable when installing in...
76mm Grey Powder Coat Aluminium Sign Posts
£13.58 – £86.85
Select optionsGrey Powder Coated Sign Posts 76mm outside diameter 3mm thick wall for extra strength Grey powder coat satin finish (RAL 7005) Available cut to custom length (please call) Sign post...
76mm White Powder Coated Aluminium Sign Posts
£13.75 – £87.81
Select optionsWhite Powder Coated Sign Posts 76mm outside diameter 3mm thick wall for extra strength White powder coat satin finish (RAL 9016) Available cut to custom length (please call) Sign Post...
76mm Silver Anodised Aluminium Sign Post
£16.34 – £98.02
Select optionsSilver Anodised Aluminium Sign Posts 76mm outside diameter 3mm thick wall for extra strength Silver anodised finished Available cut to custom length (please call) Sign Post Base Plates advisable when...
76mm Black Powder Coated Aluminium Sign Posts
£16.34 – £98.02
Select optionsBlack Powder Coated Sign Posts 76mm outside diameter 3mm thick wall for extra strength Black powder coat satin finish (RAL 9017) Available cut to custom length (Please Call) Sign post...
76mm ø CHS Galvanised Steel Sign Post
£25.23 – £63.11
Select options76mm Round Steel Sign Post Galvanised steel tube used for sign posts for mounting rad and rail signs. Used extensively throughout the UK. Steel Specification 3.0mm wall thickness Cold rolled...
76mm x 76mm Black Square Post Aluminium
£25.19 – £151.24
Select options76mm Black Square Posts Sign Trade Supplies offers decorative black square posts, Perfect for entrance signs and way finding for new housing developments, golf courses, hotels and prestigious venues. Suitable...
76mm x 76mm White Square Post Aluminium
£25.19 – £151.24
Select options76mm White Square Posts Sign Trade Supplies offers decorative white square posts, Perfect for entrance signs and way finding for new housing developments, golf courses, hotels and prestigious venues. Suitable...
Decro Wood Effect Aluminium Posts
£31.86 – £223.35
Select optionsElevate your sign installations with decro© special effect coatings, designed to seamlessly infuse the authenticity of natural materials into signage, exhibition, and architectural applications. These coatings not only bring a...
89mm Grey Powder Coated Sign Posts
£83.32 – £166.62
Select optionsGrey Powder Coated Sign Posts 89mm outside diameter 3.25mm thick wall for extra strength Grey Powder Coat Satin finish (RAL 7042) Available cut to custom length (please call) Sign post...
100mm x 100mm Square Aluminium Post (Box Section)
£53.63 – £177.10
Select options100 x 100 x 3mm Square Sign Post Box Section Our 3mm wall box section is a brilliant profile for creating large sign installations of panels and totems. These 100mm...
102mm Grey Powder Coated Sign Posts
£160.83 – £192.99
Select options102mm Diameter Grey Powder Coated Sign Posts 102mm outside diameter 3.5mm Thick Wall for extra strength Grey powder coat gloss finish (RAL 7005) Available cut to custom length (please call) Sign...
102mm White Powder Coated Sign Posts
£96.50 – £192.99
Select options102mm Diameter White Powder Coated Sign Posts 102mm outside diameter 3.5mm thick wall for extra strength White powder coat gloss finish (RAL 9016) Available cut to custom length (please call) Sign post base...
114mm White Powder Coated Sign Posts
£187.81 – £225.35
Select options114mm Diameter White Powder Coated Sign Posts 114mm outside diameter 4mm wall thickness White powder coat gloss finish (RAL 9016) Available cut to custom length (please call) Sign post base plates advisable when...
Internal Push Fit Post Caps - Round & Square
£0.98 – £6.61
Select optionsStrong and durable post caps, internal fit. Suitable for aluminium or steel sign posts that require capping. Post caps are very important for exterior installations as they stop rain water...
Sign Channel Nuts, Bolts & Washers
£0.71 – £123.11
Select optionsStainless Steel M8 square head bolts designed to fit exactly into the sign channels to provide maximum stability. Available as singles or packs of 100 * Maximum torque for M8...
Universal Screw Banding
£4.04 – £4.80
Select optionsUniversal screw bands provide fast and versatile solution to fixing signs to large and varying diameter posts. Minimum & Maximum Post Diameter: 610mm band length = 45mm - 217mm diameter...
Universal Channel Clamp
£1.46
Add to cartThe original two piece design features a saddle that slides into the sign channel. The Universal clamp accepts all bands up to 19mm and as the band tightens the saddle...
Sign Banding Tool
£59.63
Add to cartThe Sign Banding Tool is used for attaching signs with channel to posts. Our forged alloy steel tools are zinc plated to protect against corrosion and can be used with...
Stainless Steel Sign Banding & Buckles
£12.88 – £31.42
Select optionsSign Band is the industry standard for installing signs with rails to posts. Used in conjunction with the sign banding tool and buckles, the steel band securely fixes signs to...
50mm - 2" Sign Post Clips
£1.15
Add to cart50mm Diameter Sign Post Clip - Anti-Rotational D Clip Fast, simple sign installations are achieved using these standard sign post clips. This sign post clip has been designed to attach...
50mm - 2" Square Post Clips
£2.98
Add to cart50mm x 50mm Square Sign Post Clip This sign post clip has been designed to attach signs with channel to upright posts that are 50 x 50mm in size. Key...
60mm Sign Post Clips
£2.13
Add to cart60mm Diameter Sign Post Clip - Anti-Rotational D Clip Fast, simple sign installations are achieved using these standard sign post clips. This sign post clip has been designed to attach...
76mm Sign Post Clips 3"
£1.15
Add to cart76mm Diameter Sign Post Clip - Anti-Rotational D Clip Fast, simple sign installations are achieved using these standard post clips. Post clips are suitable for our range of sign channel,...
76mm Double Bolt Round Clip
£3.12
Add to cart76mm Diameter Sign Post Clip - Double Bolt Clip Fast, simple sign installations are achieved using these double bolt sign post clips. This sign post clip has been designed to attach...
76mm - 3" Square Post Clips
£3.29
Add to cart76 x 76mm Square Sign Post Clip This sign post clip has been designed to attach signs with channel to upright posts that are 76 x 76mm in size. Key...
89mm - 3.5" Sign Post Clips
£2.02
Add to cart89mm Diameter Sign Post Clip - Anti-Rotational D Clip Fast, simple sign installations are achieved using these standard sign post clips. This sign post clip has been designed to attach...
100mm - 4" Square Post Clips
£3.66
Add to cart100 x 100mm Square Sign Post Clip This sign post clip has been designed to attach signs with channel to upright posts that are 100 x 100mm in size. Key...
50mm Back to Back Clip
£1.58
Add to cart50mm Back to Back Clip - sold in singles Back to Back clips are fitted with M8 bolts. Two clips are required per channel whether one or two post mounting....
60mm Back to Back Clip
£1.77
Add to cart60mm Back to Back Clip - sold in singles Back to Back clips are fitted with M8 bolts. Two clips are required per channel whether one or two post mounting....
76mm Back to Back Clip
£1.77
Add to cart76mm Back to Back Clip - sold in singles Back to Back clips are fitted with M8 bolts. Two clips are required per channel whether one or two post mounting....
89mm Back to Back Clip
£1.84
Add to cart89mm Back to Back Clip - sold in singles Back to Back clips are fitted with M8 bolts. Two clips are required per channel whether one or two post mounting....
Aluminium & Steel Sign Posts and Sign Channels
At Sign Trade Supplies, we offer a versatile range of high-quality aluminium and steel sign posts and channels, designed to meet the needs of sign makers across the UK. Our extensive selection includes:
- Aluminium Sign Posts in various profiles:
-
- Round: 50mm, 76mm, 89mm, 102mm, 114mm diameters
- Square: 50mm, 76mm, 100mm
- Steel Galvanized Posts: 76mm CHS for heavy-duty applications.
Our posts are available in multiple finishes, including:
- Mill Finish (natural aluminium)
- Powder Coated Black (RAL 9017)
- Powder Coated White (RAL 9016)
- Powder Coated Grey (RAL 7005)
- Silver Anodised
Lengths range from 1000mm to 6000mm, with custom cutting available free of charge. Simply contact us, and we’ll tailor the posts to your specific needs.
Sign Channel Options
We stock small, medium, interlocking, and large sign channels, all available in the same finishes as our posts. For added convenience, you can purchase channels with or without structural bonding tape pre-applied. Our channels feature a unique matt top coating, designed to enhance bonding when using VHB tape for sign fabrication.
Fast & Reliable Delivery Across the UK
All our sign posts and channels are stocked in our UK warehouse and typically dispatched within 1-2 days of order. With a static courier fee, you can order as many posts or channels as you need without worrying about escalating delivery costs. Whether you're a small sign maker or a nationwide business, we specialize in delivering premium sign materials quickly and efficiently.
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