The rear bicycle tire may be wobbling due to several reasons, such as loose spokes, an unbalanced wheel, or a misaligned axle. Loose spokes can cause the wheel to be out of true, leading to wobbling. An unbalanced wheel can also cause wobbling as it rotates. Additionally, a misaligned axle can result in the wheel not spinning smoothly, causing it to wobble. Regular maintenance and proper adjustments can help prevent rear bicycle tire wobbling. **

To attach a bicycle rear light, first, locate a suitable spot on the back of your bike, such as the seat post or rear frame. Next, use the provided mounting bracket or strap to securely attach the light to the chosen spot. Make sure the light is facing directly backward and is securely fastened to prevent it from falling off while riding. Finally, test the light to ensure it is working properly before heading out on your bike. **

The rear bicycle gear system consists of a set of gears attached to the rear wheel hub. When the rider shifts gears using the gear shifters on the handlebars, the derailleurs move the chain from one gear to another. This changes the effective gear ratio, making it easier or harder for the rider to pedal depending on the terrain. The rear gear system allows the rider to maintain an optimal cadence and power output while riding. **

To connect a bicycle rear light, first, locate the mounting bracket on the light and attach it securely to the back of your bike, usually under the seat or on the seat post. Next, insert the batteries into the light and turn it on to ensure it is working. Finally, adjust the angle of the light so it points directly behind you and is visible to other road users. Some lights may have different attachment methods, so be sure to follow the specific instructions provided with your light. **

I'm sorry, but I am unable to physically see your bicycle to determine if the rear wheel has been stolen. It is recommended that you check the location where you last left your bicycle and see if the rear wheel is missing. If you are unable to locate it, you may need to report the theft to the authorities and consider securing your bicycle better in the future. **

To repair a bicycle rear light, start by checking the batteries to ensure they are not dead or corroded. If the batteries are fine, inspect the connections to make sure they are secure and not damaged. If the light still doesn't work, you may need to replace the bulb or the entire light unit. Make sure to follow the manufacturer's instructions for disassembling and reassembling the rear light to avoid causing any further damage. **

The Pletscher ESGE bicycle rear stand is not inherently defective. However, like any product, it may become defective due to wear and tear, improper installation, or misuse. It is important to follow the manufacturer's instructions for installation and use, and to regularly inspect the stand for any signs of damage or wear. If there are any concerns about the stand's functionality, it is best to contact the manufacturer or a professional for further assessment. **

Without further information or context, it is difficult to determine if the rear brake on the bicycle is blocked. To assess if the rear brake is blocked, one would need to physically inspect the brake system for any obstructions or malfunctions. It is recommended to check the brake cables, brake pads, and brake calipers for any signs of blockage or damage. **