ITP Straight Styli - Type J - Silicon Nitride Ball - M2 Thread x 53mm Overall Length - TCM2S6003053Straight stylus designed for precision probing with a focus on lightness and stiffness. Built for extended length applications, it combines a carbon fiber stem with a silicon nitride ball tip to deliver reliable measurements on challenging aluminum surfaces. Product code: TCM2S6003053 Type: Straight stylus (Type J) for axial alignment and stable contact Thread: M2 threaded connection for compatibility with standard probe holders Tip material: Silicon