DJC Neco Bike Headset Compression Plug Expander with Top Cap for 1 Inch 1-1/8 Inch Fork Steerer Expander Plug for Carbon and Aluminum Bikes
Product details
| Management number | 247503654 | Release Date | 2026/08/16 | List Price | US$4.80 | Model Number | 247503654 | ||
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Strong Support for Carbon SteerersThe NECO compression plug expands inside the fork steerer tube to provide secure headset preload adjustment and stable inner support. It is ideal for carbon fork steerers and also compatible with suitable aluminum steerers.Safer Than Star NutsStar nuts are designed for metal steerer tubes only. For carbon steerers, an expander plug is the safer choice because it spreads pressure more evenly and helps prevent point-pressure damage.Choose the Correct Steerer Size25.4mm / 1 inch fits older steel bikes, vintage road bikes, and old city bikes. Suitable inner diameter: 20–22.2mm.28.6mm / 1-1/8 inch fits most modern mountain, road, gravel, city, and commuter bikes. Suitable inner diameter: 22–25.4mm.Choose the Right Plug Length2-inch plug length is recommended for most bikes. It offers strong support, reliable fit, and good value.3-inch plug length provides a longer support area for heavy-duty cycling and riders who prefer extra internal support.Carbon Cap or Aluminum CapChoose the carbon top cap for a sleek, premium look, or the aluminum top cap for classic durability and everyday use.Weight ReferenceSmall size: approx. 40g Middle size: approx. 45g Large size: approx. 75g Extra-large size: approx. 85gWeights are approximate and may vary slightly by production batch and top cap option.
- 【Strong Compression Plug】 Made for carbon fork steerer tubes. It gives strong inner support and helps protect the carbon steerer from clamp pressure.
- 【Safe for Carbon Steerers】 This expander plug spreads pressure inside the steerer tube. It is safer for carbon steerers than a star nut. Do not use a star nut on carbon steerers.
- 【For 25.4mm / 1 Inch Fork Steerers】 Fits many older steel bikes, vintage road bikes, and old city bikes. Suitable steerer inner diameter: 20–22.2mm.
- 【For 28.6mm / 1-1/8 Inch Fork Steerers】 Fits most modern mountain bikes, road bikes, gravel bikes. Suitable steerer inner diameter: 22–25.4mm.
- 【2-Inch & 3-Inch Expander Depth】 2-inch depth is good for most bikes. 3-inch depth gives extra inner support for heavy-duty use. Carbon cap and aluminum cap options are available.
| ASIN | B0GSR58S8C |
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| Size | 1 inch alu cap |
| Color | 25.4mm 1 inch |
| Brand Name | DJC |
| Manufacturer | DJC |
| Package Weight | 0.1 kg |
| Warranty Description | 1 year |
| Item Dimensions LxWxH | 3.94 x 1.97 x 0.79 inches |
| Item Package Dimensions L x W x H | 3.94 x 1.97 x 0.79 inches |
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