Heavy Duty Zips

6 products

Heavy duty motorbike zip in black by YKK.  Picture shows black zip with 8mm wide silver teeth

Welcome ZipMart customers! You're in exactly the right place — Thread & Trimmings is the official home of ZipMart, and all your favourite heavy duty zips are fully stocked here and ready for immediate dispatch.

Heavy duty zips engineered for rugged outerwear, leather jackets, workwear coats, canvas bags, marine and upholstery projects. Thick moulded plastic and reinforced metal teeth designed to withstand maximum tension and daily wear. In stock and dispatched same day if ordered before 1pm via fully tracked UK postal networks.

  • Heavy Duty Strong Metal Open End Zip by YKK For Motorbike Jackets No 8 Weight - ThreadandTrimmings Heavy Duty Strong Metal Open End Zip by YKK For Motorbike Jackets No 8 Weight - ThreadandTrimmings

    YKK Heavy Duty Metal Open End Zip No 8 Motorbike Jacket Black Extra Strong

    57 in stock Express UK Shipping Available  

    YKK Heavy Duty Metal Open End Zip – No. 8 Weight Extra Strong (Black) About the Zips• Genuine YKK Quality: A premium, industrial-strength open-end metal zipper manufactured by YKK, the world leader in reliable fastening technology. This is a genuinely nice zip that feels reassuringly chunky under hand, featuring a solid metal heavy-duty zip slider and puller built to endure high stress.• Industrial Specifications: Features a heavy No.8 chain where the metal teeth measure a substantial 8mm wide when closed. The extra-wide 35mm robust fabric tape provides an incredibly strong foundation for stable, secure stitching into heavy materials.• Customisable Design: While supplied in standard open-ended lengths, this zip can be easily shortened down from the top to any bespoke length you require for your specific tailoring task.• Perfect For: Heavy leather motorbike jackets, thick winter coats, aviator jackets, heavy-duty workwear, protective outerwear, outdoor canvas covers, boat enclosures, and any application demanding a robust, heavy metal zipper chain. Size Guide & Measurements Please note that the listed measurement represents the functional length of the metal zip chain teeth itself (measured from bottom box to top stop). It does not include the extra fabric tape extending at the ends:• Zip Weight: No. 8 Weight• Teeth Chain Width: 8mm• Total Tape Width: 35mm How to Order Your Zip 1. Select your required Length from the dropdown variation menu.2. Choose your quantity: Sold individually as a single, complete open-end black metal zip assembly, fully inspected at our warehouse before dispatch.

    57 in stock Express UK Shipping Available  

    £4.64 - £5.81

  • YKK Vislon HEAVY DUTY Plastic Open End Zip 8mm Teeth 24" / 26" / 28" / 30" / 32" - ThreadandTrimmings YKK Vislon HEAVY DUTY Plastic Open End Zip 8mm Teeth 24" / 26" / 28" / 30" / 32" - ThreadandTrimmings

    YKK Vislon No8 Open End Jacket Zip 8mm Heavy Duty 14 Colours 24-32in

    157 in stock Express UK Shipping Available  

    Genuine YKK Vislon zip — moulded plastic No.8 teeth (8mm tooth width) for heavy duty performance Open end (separating) design — fully separates at the base, correct for jackets, coats, and longer outerwear 14 colours available — Black, Navy, Royal Blue, Brown, Ivory, Light Ecru, Fawn, Khaki, Forest Green, Dark Grey, Burgundy, Red, Dark Wine, White 5 lengths: 24 inch (61cm), 26 inch (66cm), 28 inch (71cm), 30 inch (76cm), 32 inch (81cm) 35mm tape width — wide tape for secure stitching into heavy fabrics Smooth, reliable glide — YKK Vislon construction engineered for consistent operation Country of origin: United Kingdom Shade note: YKK lists colour 578 as “Dark Grey”, however in real-world lighting it appears closer to a mid-grey tone. Please consider this when ordering.About This ZipThe YKK Vislon No.8 is a heavy duty open-end zip built for demanding garment applications. The No.8 gauge refers to the tooth width — at 8mm these are substantially larger than the No.5 teeth used in most everyday garments, giving a stronger, more reliable fastening suited to outerwear, workwear, and performance clothing.This listing covers the longer lengths from 24 to 32 inches, making it the right choice for full-length coats, long parkas, maxi-length outerwear, and any garment where a standard jacket zip length won't reach. The open-end construction means the zip fully separates at the base — the standard for any garment that opens completely.SpecificationsBrand: YKKRange: VislonGauge: No.8 (8mm tooth width)Type: Open end (separating)Tape width: 35mmTeeth material: Moulded plasticLengths: 24 inch (61cm), 26 inch (66cm), 28 inch (71cm), 30 inch (76cm), 32 inch (81cm)Colours: 14 (see variant selector)Country of origin: United KingdomHS Code: 9607110000Suitable ForFull-length coats, long parkas, maxi outerwear, fleeces, softshell garments, outdoor and hiking clothing, workwear, uniforms, and heavy-duty garment repairs and replacements requiring longer zip lengths.

    157 in stock Express UK Shipping Available  

    £7.27 - £8.90

  • YKK Vislon HEAVY DUTY Moulded Plastic Open End Zip #8 (8mm Teeth) 18"/ 20"/ 22" - ThreadandTrimmings  Detailed close up view of a thirty-five millimeter wide fabric zipper tape backing featuring a durable chunky six millimeter plastic teeth track.

    YKK Vislon No8 Open End Jacket Zip 8mm Heavy Duty 14 Colours 18-22in

    110 in stock Express UK Shipping Available  

    Genuine YKK Vislon zip — moulded plastic No.8 teeth (8mm tooth width) for heavy duty performance Open end (separating) design — fully separates at the base, correct for jackets, coats, and outerwear 14 colours available — Black, Navy, Royal Blue, Brown, Ivory, Light Ecru, Fawn, Khaki, Forest Green, Dark Grey, Burgundy, Red, Dark Wine, White 3 lengths: 18 inch (46cm), 20 inch (51cm), 22 inch (56cm) 35mm tape width — wide tape for secure stitching into heavy fabrics Smooth, reliable glide — YKK Vislon construction engineered for consistent operation Country of origin: United Kingdom Shade note: YKK lists colour 578 as “Dark Grey”, however in real-world lighting it appears closer to a mid-grey tone. Please consider this when ordering.About This ZipThe YKK Vislon No.8 is a heavy duty open-end zip built for demanding garment applications. The No.8 gauge refers to the tooth width — at 8mm these are substantially larger than the No.5 teeth used in most everyday garments, giving a stronger, more reliable fastening suited to outerwear, workwear, and performance clothing.YKK Vislon zips use moulded plastic teeth rather than coil, which gives a distinctive chunky appearance and a very smooth, positive action. The open-end construction means the zip fully separates at the base, making it the standard choice for any garment that opens completely — jackets, fleeces, gilets, and coats.SpecificationsBrand: YKKRange: VislonGauge: No.8 (8mm tooth width)Type: Open end (separating)Tape width: 35mmTeeth material: Moulded plasticLengths: 18 inch (46cm), 20 inch (51cm), 22 inch (56cm)Colours: 14 (see variant selector)Country of origin: United KingdomHS Code: 9607110000Suitable ForWinter jackets, coats, fleeces, softshell garments, outdoor and hiking clothing, workwear, uniforms, and heavy-duty garment repairs and replacements.

    110 in stock Express UK Shipping Available  

    £5.93 - £6.89

  • Heavy Duty Chunky Plastic Continuous Zip Chain - Useful For Marquees - 10m Roll - ThreadandTrimmings Heavy Duty Chunky Plastic Continuous Zip Chain - Useful For Marquees - 10m Roll - ThreadandTrimmings

    Heavy Duty Chunky Plastic Continuous Zip Chain 10m x No10 Useful For Marquees

    5 in stock Express UK Shipping Available  

    Heavy Duty Chunky Plastic Continuous Zip Chain | No 10 Weight - 10m Roll No 10 Weight Plastic Zip Chain The Price is for a 10 Meter Roll and Includes the following:- 4 Double Non Lock Sliders (2 Way Zip Pullers) 4 Long Pull Non Lock Sliders (Standard Zip Pullers) Teeth Measure 9mm wide The Tape is Polyester and Measures 35mm Wide (Additional Zip Pullers can be purchased from my shop)

    5 in stock Express UK Shipping Available  

    £39.99

  • Continuous Nylon Zip Chain - 10m x 9mm - 4 Double & 4 Long Pull Non Lock Sliders - ThreadandTrimmings Continuous Nylon Zip Chain - 10m x 9mm - 4 Double & 4 Long Pull Non Lock Sliders - ThreadandTrimmings

    Continuous Nylon Zip Chain 10m x No9 4 Double & 4 Long Pull Non Lock Sliders

    3 in stock Express UK Shipping Available  

    10m x No 9 Weight Nylon Zip Chain 8mm width teeth Includes 4 Double Non Lock Sliders & 4 Long Pull Non Lock Sliders Teeth measure 8mm wide

    3 in stock Express UK Shipping Available  

    £24.84

  • Brass Heavy Weight Open End Jacket Zip Black or Brown No10 - ThreadandTrimmings Brass Heavy Weight Open End Jacket Zip Black or Brown No10 - ThreadandTrimmings

    Milward No10 Brass Metal Open End Jacket Zip Heavy Duty Black Brown 45-80cm

    24 in stock Express UK Shipping Available  

    Milward No.10 brass open-end zip — extra heavy duty metal teeth construction for long-lasting performance Open end (separating) design — fully separates at the bottom, ideal for jackets, coats, and outerwear Available in Black and Dark Brown — in eight lengths from 45cm to 80cm Suitable for heavy fabrics — denim, leather, suede, canvas, and thick outerwear materials Machine washable — metal elements built to withstand standard laundry cycles up to 40°C Country of origin: China About This ZipThe Milward No.10 extra heavy duty brass jacket zip is built for demanding applications where a standard zip won't hold up. The No.10 gauge refers to the size of the teeth — larger and heavier than the No.5 zips used in most garments — making this the right choice for motorcycle jackets, heavy winter coats, parkas, workwear, and bag making.The open-end (separating) construction means the zip fully divides at the base, allowing the garment to open completely. The brass teeth run smoothly and are resistant to corrosion, making this zip suitable for both new makes and garment repairs.SpecificationsBrand: MilwardGauge: No.10 (extra heavy duty)Type: Open end (separating)Teeth material: BrassColours: Black, Dark BrownLengths available: 45cm, 50cm, 55cm, 60cm, 65cm, 70cm, 75cm, 80cmMachine washable: Up to 40°CCountry of origin: ChinaHS Code: 9607110000Suitable ForJackets, coats, parkas, motorcycle gear, workwear, denim garments, leather goods, bag making, and heavy-duty garment repairs.

    24 in stock Express UK Shipping Available  

    £13.50 - £17.00

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