BUCKLOS Adjustable MTB BMX Bike Stem CNC Aluminum Alloy
BUCKLOS Adjustable MTB BMX Bike Stem CNC Aluminum Alloy
BUCKLOS Adjustable Bike Stem – CNC Forged Aluminum Alloy for MTB & BMX
Upgrade your ride with the BUCKLOS Adjustable Bike Stem — precision-engineered from 6061 T6 aircraft-grade aluminum alloy for the perfect blend of strength, low weight, and long-lasting durability. Whether you're tearing up singletrack, hitting the BMX park, or cruising gravel paths, this handlebar stem gives you a fully customizable cockpit fit with a clean, performance-focused aesthetic.
Key Features
- ±60° Adjustable Angle – Dial in your ideal riding position with a full 120° range of angular adjustment for maximum comfort and control.
- CNC Forged 6061 T6 Aluminum Alloy – High-strength construction delivers excellent rigidity while keeping weight minimal — exactly what demanding trail riders need.
- Wide Handlebar Compatibility – Fits both 25.4mm and 31.8mm handlebar clamp diameters to suit most modern MTB, BMX, and road setups.
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Multiple Length Options:
- 25.4mm clamp: 100mm / 120mm / 140mm
- 31.8mm clamp: 100mm / 110mm / 120mm / 130mm / 140mm
- 28.6mm Fork Steerer Tube Clamp – Designed to fit standard 1-1/8" steerer tubes found on the majority of mountain bikes and BMX bikes.
- No Hazardous Chemicals – Contains none of the high-concern substances often found in lower-quality components, giving you peace of mind on every ride.
Specifications
| Brand | BUCKLOS |
| Material | 6061 T6 Aluminum Alloy |
| Construction | CNC Forged |
| Fork Clamp Diameter | 28.6mm (1-1/8") |
| Handlebar Clamp | 25.4mm / 31.8mm |
| Angle Range | ±60° |
| Available Lengths | 100mm, 110mm, 120mm, 130mm, 140mm (varies by clamp size) |
| Country of Origin | Made in Mainland China |
Who Is This For?
The BUCKLOS Adjustable Bike Stem is ideal for mountain bikers, BMX riders, and cycling enthusiasts who want fine-tuned control over their handlebar position. Whether you're optimizing for aggressive trail riding or a more upright, comfortable commute stance, this stem adapts to you.
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Frequently Asked Questions
Q: What handlebar clamp sizes does the BUCKLOS Adjustable Bike Stem support?
A: The BUCKLOS Bike Stem is compatible with both 25.4mm and 31.8mm handlebar clamp diameters, making it suitable for a wide range of MTB, BMX, and hybrid bicycles.
Q: What fork steerer tube diameter does this bike stem fit?
A: This stem is designed for a 28.6mm (1-1/8") steerer tube, which is the most common standard on modern mountain bikes and BMX bikes.
Q: How much can I adjust the angle of the stem?
A: The BUCKLOS stem offers a ±60° adjustable angle range (120° total), allowing you to customize your handlebar height and reach to achieve your preferred riding position.
Q: What material is the BUCKLOS Bike Stem made from?
A: It is CNC forged from 6061 T6 aluminum alloy — a high-grade material known for its excellent strength-to-weight ratio and durability under demanding cycling conditions.
Q: Is this stem compatible with BMX bikes?
A: Yes! The BUCKLOS Adjustable Stem is designed to work with both MTB (mountain bikes) and BMX bikes, as well as other bikes using standard 25.4mm or 31.8mm handlebars.
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.