This Stylus Arm is 30mm (1.2") wide. It is tapped in three places to hold M4 and M6 bolts for the Stylus Broken Sensor.
Mazak® Part # 36682300281
Disclaimer
All products are fully compatible with referenced brands, but are not affiliated with, authorized, endorsed, or sponsored by any Original Equipment Manufacturer (OEM) or named brands, unless explicitly stated in the product description.