Splints 2RA Precision are a double axis anatomic splints which reflect the knee movement and during performance do not change their position towards the joint axis. Splints 2RA are double axis polycentric splints, with coupling mechanism with two main conductive elements which move of parabolic tracks. Such splints are mainly used in all knee joint braces and, apart from angle adjustment, the high lateral knee stabilization is very important. The splints are manufactured with high quality of sanded aluminium, durable cover which what makes splints neutral to the influence of sweat and salt. Flexion and extension angle adjustment is possible with special allen screws. Every brace is equipped with special Allen key which is necessary for adjustment. Anatomic splints provides hyperextension block, 30°, 55°, 75°, 95°, 110° flexion and 15° or 75° extension. The angle adjustment clock is secured from manipulation by unauthorized people. Standard length of the splints is: 290 and 390 mm. The splint and its design are patented in European Union by Reh4Mat company.