Feature: 1. High-precision automated production, advanced heat treatment technology ensuring high quality and long service life. 2. Made of high quality steel material, high hardness, low noise, anti-rust and anti-corrosion. 3. Widely used in large automatic transmission devices, industrial robots, plastic machines, fitness equipment, printers, woodworking machinery, firecrackers, ultrasonic cleaning equipment, etc. 4. Outer diameter of 19mm / 0.7, Inner diameter of 6mm / 0.2in and thickness of 11mm / 0.4in. 5. Professional manufacturing, solid and strong structure, smooth surface, directly replace the old one. Specification: Condition: 100% Brand New Item Type: Needle Roller Bearing Model: KR19 Outer Diameter: Approx.19mm / 0.7in Inner Diameter: Approx.6mm / 0.2in Thickness: Approx.11mm / 0.4in Material: Bearing Steel Rolling Type: Needle Number of Row: Single Row. Package List: 2 x KR19/CF8 Needle Roller Bearing