| Management number | 210369160 | Release Date | 2026/04/02 | List Price | $48.90 | Model Number | 210369160 | ||
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Experience Precision and Performance with the Full Speed Ahead KFX ST Stem 31.8mm 70mm -12 Black Aluminum/Carbon Road Elevate your cycling experience with the Full Speed Ahead (FSA) KFX ST Stem, a high-performance component designed for serious road and mountain biking enthusiasts. Crafted from lightweight, durable AL2014 aluminum alloy combined with advanced carbon fiber technology, this stem offers an optimal balance of strength, rigidity, and weight savings - perfect for riders seeking exceptional responsiveness and control. Materials & Construction Constructed with CNC-machined alloy (AL2014) and reinforced with carbon fiber elements, the FSA KFX ST Stem ensures unparalleled durability and precision engineering. The combination of high-grade aluminum and carbon provides a lightweight yet robust build, reducing overall bike weight while maintaining structural integrity under demanding riding conditions. Performance & Engineering Specifically engineered for road and cross-country mountain biking, this stem features a -12 angled design, delivering a low stack height that enhances rider aerodynamics and handling. Its 70mm reach offers a balanced cockpit position for improved control and comfort during aggressive climbs and technical descents. The CNC-machined construction guarantees tight tolerances and a secure fit, ensuring reliable performance over countless rides. Components & Technology The FSA KFX ST Stem utilizes a 31.8mm clamp diameter, compatible with a wide range of handlebars for versatile setup options. Its innovative design incorporates advanced forging and CNC-machining techniques, optimizing strength-to-weight ratio. The ergonomic angle and precise engineering improve steering responsiveness, making it an ideal choice for competitive racing or trail riding. Style & Use Case With a sleek matte finish and minimalist aesthetic, the KFX ST Stem adds a race-inspired look to any bike. Its versatile design suits both cross-country and trail riders looking f
| Size | 31.8x70mm |
|---|---|
| Color | Black |
| Style | Stems |
| Material | Aluminum/Carbon |
| Brand Name | FSA |
| Model Name | KFX Stem |
| Item Weight | 11.04 ounces |
| Part Number | Full Speed Ahead-STEM1044 |
| Manufacturer | FSA |
| Package Weight | 0.95 Pounds |
| Number of Items | 1 |
| Suggested Users | unisex-adult |
| Included Components | Stems |
| Warranty Description | Limited Warranty |
| Item Dimensions LxWxH | 9.5 x 5 x 1 inches |
| Item Package Dimensions L x W x H | 6 x 3 x 2 inches |
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