![](media/styli/sty_other/iconm4-7.png)
PWM M4x.7 Stylus Extensions, Ceramic
![](media/styli/m2/sty_m2_hiw_ext1.gif)
Lightweight extensions allow longer probe access on high speed CMMs, are non-magnetic and increase the life of probe heads.
- Zero deflection
- Light weight
- Easy to see
- Same Coefficient of Thermal Expansion as balls
- Non-magnetic