The SMC CY1S40-450BZ CY1S-Z Series Magnetically Coupled Rodless Cylinder Slider Type offers a significant weight reduction, with a maximum decrease of 15%, bringing it down to 0.96 kg from the previous model's 1.13 kg. Its overall length has been shortened by up to 15 mm, now measuring 240 mm compared to the existing model's 255 mm. This model boasts improved durability, thanks to the lub-retainers mounted on both the internal and external surfaces of the cylinder tube, ensuring optimal lubrication maintenance. Additionally, the inclusion of an adjustment bolt enhances stroke accuracy and repeatability, making it a reliable choice for precision applications.