Advantage:

• Integration with the bicycle stem, without affecting the appearance of the bicycle.
• Installed on most bicycle models, with a design tailored to each model.
• Integration with the bicycle means no need to carry and store the lock separately.
• The lock body is made of high-strength plastic material, and the lock cylinder is made of composite electroplating material, providing outdoor anti-rust protection.
• No need to bend down to operate: simply rotate the stem to the left about 100 degrees, and press the lock cylinder to lock the stem immediately.
• The lock includes a dust-proof cover, providing protection against dust and water.

Patent:

Taiwan Utility Model Patent No. M641567