Good PerformanceIt can reduce the difficulty of manually adjusting the brake caliper, quickly adjusting the gap between the left and right brake pads to the same, and our disc brake alignment tool can effectively prevent the brake pads from rubbing abnormally. Solve Braking ProblemThe disc brake gap regulator is mainly used to keep the same direction and the entire distance between the adjustment plate and the disc completely parallel to ensure that the clamping pistons on the left and right sides move symmetrically. Superior in QualityThis bicycle disc brake aligner is made of highquality stainless steel, which is strong and durable, super hard, and impact resistant. Portable to UseThis bicycle disc brake aligner has the characteristics of small size and lightweight, so it is easy to carry, and it is a good riding accessory tool for you on the road, allowing you to travel without worry. Great FitOur disc brake gap regulator is available in oval and rectangular shapes. Rectangles fit 2/4piston brakes; ovals fit 2/4/6piston brakes. It is a very useful little accessory to adjust the bike more efficiently.