Function: T-track for finding and fixing 30 rails in any position. Suitable for many woodworking and metalworking applications. Durable Material: T-guide rail stops are made of high quality aluminum alloy with high hardness, wear resistance, corrosion resistance and long service life. < p>Type: Miter Rack Guide Rail Stop for 30mm Stops. 2 miter stops are included. Easy to Use: When using, just place this beveled guide rail stopper on the slide rail, press the length guide of the miter rail stopper to the desired position, and then adjust the T-stopper to stop firmly. Scope of application: The miter rail stop is suitable for T-slots and T-rails. The T-guide rail can help limit the length of sliding. It is also great for fixing equipment and fixtures.