RST F1RST 20-15 Air Suspension Fork – 100mm Travel, 15x100mm, 28.6mm Steerer, Matte Black
Upgrade your ride with the RST F1RST 20-15 Air Suspension Fork, designed for lightweight performance, smooth handling, and reliable front-end control.
This fork is built for 20" wheel applications and features 100mm of suspension travel to help absorb bumps, improve comfort, and maintain traction on rougher terrain. The air spring design provides a lighter, more adjustable feel compared to traditional coil forks, making it a great upgrade for compatible youth, junior, compact eBike, and performance bike builds.
The 15mm x 100mm front axle setup helps improve stiffness and steering confidence, while the 28.6mm steerer is designed for compatible straight steerer applications. Finished in matte black with RST decals, this fork delivers a clean, performance-focused look.
Features:
- RST F1RST 20-15 Air suspension fork
- Designed for 20" wheel applications
- 100mm suspension travel
- 15mm x 100mm front axle spacing
- 28.6mm steerer
- Approx. 260mm steerer length
- Air spring design for lightweight performance
- Matte black finish with RST decal
- Great replacement or upgrade fork for compatible 20" bike builds
Fitment Note:
Please confirm wheel size, axle spacing, brake compatibility, steerer type, steerer length, and frame fitment before ordering.
Orders ship within 2–3 business days (excluding weekends and holidays) after payment is received
Standard delivery within the continental U.S.:
- Electric bikes: 5–14 business days delivery
- Accessories: 3–7 business days delivery
Technical Specs
Product Details
Fit and Size
Compatibility
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Made in Augusta, GA
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