Widely Applicable: Universal design, Our Brake Sight Glass, Professional tools, stable performance, replace many dirty bikes.
Durable Material: Our Brake Sight Glass, Made of high quality glass material, the main brake storage layer sightseeing glass is equipped with a well-sealed mat, abrasion resistance, anti-aging, and long service life.
Easy to install: Our Brake Sight Glass, Place the rubber seal into the vision glass hole, gently press the vision glass into the hole, cover your face with a soft cloth (not included) or towel (not included) to prevent damage, fill with brake fluid to ease braking, then ride safely.
Easy Installation: 1 x brake observation mirror, 1 x rubber ring. The premium brake pump oil mirror can fit your front brake cylinder or rear brake cylinder as long as the size is correct. Easy to install and convenient to operate, without any complicated tools or operation to save your time.
Professional Manufacture: The Sight Glass Lens Gasket Repair Kit is regulated according to the standard, and the factory quality control is strictly enforced for good performance, without additional adjustments, without complicated tools, convenient and practical.