The Sachs ZZ and Sachs ZX are both recommended for different purposes. The Sachs ZZ is recommended for everyday use and provides a smooth and comfortable ride. On the other hand, the Sachs ZX is recommended for more aggressive riding and offers better performance and handling. Therefore, the choice between the two depends on the specific needs and preferences of the rider. **

Yes, a gear system can be installed in the Canyon Stitched 720. The frame of the bike is designed to accommodate a gear system, and there are mounting points for a derailleur and shifter. Additionally, the bike has a standard rear dropout spacing, making it compatible with most gear systems. With the addition of a gear system, the Canyon Stitched 720 can be transformed into a versatile bike capable of handling a wider range of terrain and riding styles. **

The Air Max 720 is a popular sneaker model created by Nike. It is known for its futuristic design and innovative technology, featuring the tallest Air unit in Nike history, providing unparalleled cushioning and comfort. The shoe's upper is made of breathable materials, and it is available in a variety of colorways and styles. The Air Max 720 has gained popularity among sneaker enthusiasts and athletes alike for its combination of style and performance. **

The Fichtel and Sachs 7-speed hub gear is typically found on bicycles, particularly on city or commuter bikes. It is designed to provide a range of gears for various riding conditions, making it suitable for urban environments, daily commuting, and leisurely rides. The setting of this hub gear is usually adjusted by the rider to match their preferred cadence and terrain, offering versatility and ease of use. **

The Sachs Optima 3DK is considered a rare moped model due to its limited production numbers and unique design features. It was only produced for a short period in the 1970s, making it a sought-after collector's item among moped enthusiasts. Its distinctive styling and performance capabilities further contribute to its rarity and desirability in the vintage moped market. **

To determine if the horse really weighs 720 kg, it would be necessary to weigh the horse using a scale specifically designed for weighing large animals. This would provide an accurate measurement of the horse's weight. Estimating a horse's weight based on visual appearance or other methods may not be accurate. Therefore, it is important to use a proper scale to confirm the horse's weight. **

Repairing the Nike 720 depends on the specific issue you are facing. If the sole is coming apart, you can use a strong adhesive to reattach it. For scuffs or scratches on the upper material, you can try using a shoe cleaner or touch-up paint. If the air unit is punctured or deflated, it may be best to contact Nike for repair options or consider replacing the shoes. It's important to assess the damage and choose the appropriate repair method to ensure the longevity of your Nike 720s. **

To clean Nike Air Max 720 shoes, start by removing the laces and insoles. Use a soft-bristled brush or cloth to gently remove any loose dirt or debris. Mix a small amount of mild detergent with warm water and use a soft brush or cloth to scrub the shoes. Rinse with clean water and allow them to air dry. Avoid using harsh chemicals or putting them in the washing machine, as this can damage the shoes. **