We are offering high speed cylinder bed interlock sewing machine. characteristics:1)this machine is basic model of high-speed cylinder-bed interlock machine, can be equipped different accessories tosuit for different work. 2)new type needle bar oil-back system, no possibility of oil leakage. 3)needle bar transmission structure, adopt all-sealed design, more safe and easier to keep clean. 4)complete automatic supply system and oil-filter device, ensure the max sewing speed to be 6000r.p.m. 5)some key parts are imported from japan, which enhance the wear-resistance of the machine. 6)the circumference of sewing body is just 280mm, suitable for some small round parts such as collar and sleeve etc. remark: can be equipped with the direct drive equipment.