CONTROLTECH Cougar Aero Alloy Stem

Upgrade your road bike with the lightweight and aerodynamic CONTROLTECH Cougar Aero Alloy Stem, engineered for riders who demand speed, stability, and precision handling. Built from premium 6061 aluminum alloy, this road bike stem combines strength, durability, and reduced weight to enhance overall cycling performance. Its aerodynamic profile, integrated stem cap, and concealed faceplate bolts help reduce wind resistance while maintaining a clean and modern cockpit appearance. Designed with a -6° angle, the Cougar Aero Alloy Stem supports a more aggressive and efficient riding position for road cyclists and performance enthusiasts. Available in multiple lengths from 80mm to 110mm, it allows riders to achieve a personalized fit for improved comfort and control. Whether you are training, racing, or upgrading your bike setup, this alloy stem delivers reliable performance with excellent responsiveness on every ride.

Key Features

• Material: High-quality 6061 aluminum alloy construction for strength and lightweight performance

• Aerodynamic Design: Integrated stem cap and hidden bolts help reduce aerodynamic drag

• Angle: -6° drop for a sporty and aggressive riding position

• Handlebar Compatibility: Fits standard 31.8mm handlebars

• Steerer Compatibility: Compatible with 1 1/8" (28.6mm) steerers

• Multiple Length Options: Available in 80mm, 90mm, 100mm, and 110mm sizes

• Enhanced Handling: Improves steering precision and front-end stability

• Road Focused Performance: Designed specifically for road cycling applications

• Clean Cockpit Look: Sleek faceplate design offers a premium finish

• Lightweight Build: Approximate weight of 220g for the 100mm variant

Product Specifications

• Product Type: Road Bike Stem

• Brand: CONTROLTECH

• Model: Cougar Aero Alloy Stem

• Intended Use: Road Cycling

• Material: Aluminium

• Handlebar Diameter: 31.8mm

• Steerer Clamp Diameter: 1 1/8" (28.6mm)

• Stem Angle: -6°

• Available Lengths: 80mm / 90mm / 100mm / 110mm

• Weight (Approx.): 220g (100mm option)

• Construction Type: Aero Alloy Design

Aerodynamic Performance & Fit

The CONTROLTECH Cougar Aero Alloy Stem is designed to maximize riding efficiency through improved aerodynamics and rider positioning. Its integrated stem cap and concealed bolt system create a smoother airflow around the cockpit area, helping reduce drag during high-speed riding. The -6° stem angle encourages a lower and more aerodynamic riding posture, ideal for road cyclists looking to improve speed and endurance. Multiple stem length options also allow precise bike fitting for better comfort, optimized reach, and confident handling during long rides or competitive cycling sessions.

Easy Operation / Usage

• Select the correct stem length according to your riding position and comfort preference

• Install onto a compatible 28.6mm steerer tube

• Attach compatible 31.8mm handlebars securely using the faceplate

• Adjust spacer height above or below the stem for customized riding posture

• Tighten bolts evenly according to recommended torque specifications

• Suitable for road bikes and performance-oriented cycling setups

Why Choose This Product

• Lightweight yet highly durable alloy construction

• Aerodynamic styling improves overall bike aesthetics and efficiency

• Multiple sizing options for a precise and comfortable bike fit

• Strong and responsive handling for confident road cycling

• Ideal upgrade for performance-focused riders

• Premium construction from a trusted cycling component brand

• Helps create a cleaner and more modern cockpit setup

• Excellent balance of comfort, stiffness, and control

In the Box

• CONTROLTECH Cougar Aero Alloy Stem