MTX Brake Disc Solid Type - Rear BRAND_Motion Pro They have a steel powder

They have a steel powder coated cylinder and brass chrome plated valve assembly with a stainless steel gauge and safety pin

Back Plate included

E mark approved as an Indicator light

Capacity (10-hour rate): 4Ah

MTX Brake Disc Solid Type - Rear BRAND_Motion Pro They have a steel powderMTX solid discs are constructed using one complete segment of Japanese SUS 420 stainless steel, then heat treated to HRC 36+ 2. Lightening and drill hole patterns are as per OEM designs to improve braking performance and reduce the temperature of the disc. MTX Discs provide amazing braking control for your motorcycle. All MTX discs are designed and manufactured with world leading, cutting edge technologies: Precision CNC machined and laser cut