• SR55 WSS | SR55WSS• Weight: 3,64, Preload: Normal preload, Version: Small design, Seal: End seals, sealing strips and inner seals, Lubrication & Maintenance: Can be relubricated (via the lubrication nipple), Tolerance class: THK normal class, Material: Steel, plastic, Temperature range: -20 to +80 °C, Design: Block carriage, Type of rolling elements: Balls, Ball-/Roller rows: Four-row, Ball chain: Without ball chain, Series: 55 series