The 9743-M Quasi-kinematic, Quick-release Rail Carrier has a spring-loaded lever that allows it to be locked in place without introducing motion. An M4 screw permanently locks the carriers. Model 9743-M has two M4 counterbored and two M4 threaded holes and is 25.4-mm long. It works with 9731 or 9732 optical rails.

9743米的准运动学,快速释放轨道载体有一个弹簧负载杠杆,使它可以锁定到位,而不引入运动。一个M4螺丝永久锁定载体。9743-M型有两个M4埋头钻和两个M4螺纹孔,长25.4毫米。它与9731或9732光轨一起工作。