Feature:1. Both ends have standard M4 x 0.7mm female threads, which makes the parts more precise when fixing.2. Standoffs can be used to space to surfaces apart, to tie parts together for additional structural support, to mount an idler or a bearing or as a shaft.3. The total length is 60mm, which extends the connection between the two workpieces, and the lengthened threaded connection will be more tight.4. Made of aluminum material, high strength and wear resistance, and it is not easy to deform after longterm use.5. The kit contains 4 aluminum standoffs, which are often used as accessories in the robotics field, and are easy to install and replace.Specification:Item Type: StandoffModel: 3501-0006-0600Material: AluminumScrew Hole: M4 x 0.7mmOuter Diameter: Approx. 6mm / 0.2inLength: Approx. 60mm / 2.4inApplication: Accessories in the field of robotics, supporting role, can be installed with idler wheels or bearings or as shafts..Package List:4 x Standoffs