THK LM Roller SM20 1 piece

Catalogue number: SM20 Features: * Pestle-shaped rollers built into the outer circumference of the track are held by a retainer and perform infinite circulating motion. Applications: * For XYZ guide parts of NC machine tools, precision press ram guide parts, and press die exchange equipment. Specifications: * W (mm): 20.2 * L (mm): 53 * B (mm): 30 * l (mm): 45 * H (mm): 10 * Height difference can be selected up to 2 μm * Operating temperature range: -15 to 80°C Material/Finish: * Carbon steel