Compatible with 99% of the market microscope kits 360 gimbal arm , stable, and outstanding, the microscope swings left and right, and the swing arm of the microscope adopts the principle of a physical lever, which is super load-bearing and more stable and convenient to operate. 360 rotation adjustment, mastering all angles of view, using precision steel cylindrical bearings, and running smoothly without stuttering to meet your needs for a free perspective. Minimal hollowed-out design, any stacking, and expansion, as long as you need, can extend the swing arm of the microscope infinitely. Name: M3 Microscope Articulating Arm Bracket Model Number:M3 Product Type:Microscope Arms Suitable:for Microscope Fixed Free Lifting Column Bracket. Features:360 rotation front and rear rolling,Adjustable Articulating Arm Clamp Application:For Universal Digital Video Microscope Camera Type:M3 microscope folding arm support Colour: Yellow+Blue Material: Metal Package Contents: 1 set M3 Microscope Articulating Arm Bracket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.