Product introduction:This is a robotic arm produced with 3D printing technology, using 4 sg90 steering gears, with reasonable design and stable structure.Size: length, width and height about 17*7*17cmFeatures:3D printing productionThe steering gear is 4 sg90Easy to assemblePrecautions:1.3D printing production, there may be burrs, please be careful if you mind2. Shipment of loose parts, need to be assembled, careful shooting with poor hands-on abilityShipping list:1 set of 3D printed parts4 sg90 servos Related SKU: SNAM7500 Category: 4DOF Robot Arm