BUCKLOS 11pc Carbon Fiber Bike Stem Spacers 1-1/8" MTB Road
BUCKLOS 11pc Carbon Fiber Bike Stem Spacers 1-1/8" MTB Road
BUCKLOS 11-Piece Carbon Fiber Bicycle Stem Spacer Set — 1-1/8" (28.6mm)
Fine-tune your riding position with precision using this 11-piece carbon fiber stem spacer kit from BUCKLOS. Designed for 1-1/8" (28.6mm) threadless forks, this set gives you six different height options to dial in the perfect handlebar height for MTB, road, or gravel riding — all in one lightweight, durable package.
Made in Mainland China.
Why Choose This Spacer Set?
- 11 Spacers, 6 Sizes: Includes 3×2mm, 2×3mm, 2×5mm, 2×10mm, 1×15mm, and 1×20mm spacers for maximum setup flexibility.
- 100% Carbon Fiber Construction: Ultralight at just ~45g total weight, with excellent strength and temperature resistance — far lighter than aluminum alternatives.
- 3K Glossy Finish: Premium 3K weave surface finish adds a sleek, professional look to any build.
- Precision-Cut Edges: Automatic CNC cutting ensures smooth, burr-free edges that won't damage your steerer tube or headset.
- Wide Compatibility: Fits virtually all road bikes, mountain bikes (MTB), gravel bikes, and hybrid bikes with a 1-1/8" threadless fork steerer.
Specifications
| Brand | BUCKLOS |
| Material | Carbon Fiber |
| Color | Black |
| Inner Diameter | 28.6mm (1-1/8") |
| Outer Diameter | 33–34.6mm |
| Thickness | 2.1mm (wall) |
| Available Heights | 2mm, 3mm, 5mm, 10mm, 15mm, 20mm |
| Total Weight | ~45g |
| Surface Finish | 3K Glossy |
| Application | 1-1/8" (28.6mm) threadless fork steerer |
| Model | 700802 |
| Origin | Made in Mainland China |
Package Contents
- 3 × 2mm Carbon Headset Spacer
- 2 × 3mm Carbon Headset Spacer
- 2 × 5mm Carbon Headset Spacer
- 2 × 10mm Carbon Headset Spacer
- 1 × 15mm Carbon Headset Spacer
- 1 × 20mm Carbon Headset Spacer
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Frequently Asked Questions
Q: What bike types are compatible with these carbon stem spacers?
A: These BUCKLOS carbon stem spacers are compatible with any bicycle that uses a 1-1/8" (28.6mm) threadless fork steerer, including MTB mountain bikes, road bikes, gravel bikes, and hybrid bikes. Always verify your fork steerer diameter before purchasing.
Q: Are carbon fiber spacers strong enough for everyday riding?
A: Yes. These spacers are constructed from high-quality carbon fiber that offers excellent tensile strength, good impact resistance, and superior temperature resistance compared to plastic spacers. The 3K weave construction ensures structural integrity for regular trail and road use.
Q: Can I mix and stack different size spacers together?
A: Absolutely. The 11-piece set is designed so you can combine multiple spacers (e.g., a 10mm + 5mm + 3mm) to achieve your exact desired handlebar height. The uniform inner diameter (28.6mm) and smooth edges allow for clean stacking on any compatible steerer tube.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.