Features 1、The method of installation and use is simple, which can be widely applied to 32mm column, and it is a very practical microscope accessory. 2、The screw fixing design can prevent falling off and play a fixing role. 3、Made of high quality aluminum alloy and plastic material, it is durable, wear resistant and anti-aging. 4、The antiskid fixing ring of the microscope can effectively improve the performance and prolong the service life of the microscope. 5、Professional manufacturing, in line with strict production standards, exquisite workmanship, simple operation. Specification Condition: 100% Brand New Item Type: Fixing Ring Material: aluminum alloy, plastic Model: KP-K32 Hole Diameter: Approx. 32mm / 1.3in Package List 1 x Microscope Fixing Ring