Raccordi rigidi in lega di alluminio CR10 per 2 stampanti 3D

【Application】: The 5mm * 8mm coupling can correct Z-axis wobbling and eliminate stress between the motor and drive components when the shaft is not perfectly aligned. 【Material】: The universal connector is made of high-quality aluminum alloy. 【Unique Design】: The side screw design prevents damage to the threads from direct pressure on the screw rod by the central screw. 【Dimensions】: 20 (L) * 25 (H) mm