Size Variety 3mm to 10mm Compatibility:Available in multiple diameters (3mm to 10mm) to accommodate a wide range of CNC and 3D printer shafts. Versatile Use Flexible Coupling:Designed as a flexible coupling, it absorbs misalignment and reduces shaft stress, enhancing performance. Standard Structure Metal Bellows:Features a metal bellows structure for flexibility and vibration dampening, ideal for CNC stepper motor connections. Temperature Resistance 105℃:Withstands high temperatures up to 105℃, suitable for environments with varying thermal conditions. D19l25|Material Aluminium:Crafted from robust aluminium, ensuring durability and lightweight design for 3D printer applications.