The KTR Rotex GR 24 Spider Insert is a precision-engineered elastomer component used in ROTEX® shaft couplings, known for their reliability and versatility in mechanical power transmission. Manufactured from high-quality polyurethane (PU) with 98 Shore A hardness, this insert is suitable for dynamic applications requiring high torque transmission, vibration absorption, and thermal resistance. Its red/purple color signifies the high hardness grade, delivering excellent durability, torsional stiffness, and temperature stability. Ideal for pumps, compressors, gearboxes, conveyors, and more, the GR 24 insert ensures smooth, backlash-free operation in challenging environments.