300 mm extension bar

Description

The 300 mm extension bar enables circular testing with the QC20 ballbar.

Using combinations of Renishaw extension bars, the QC20 ballbar can perform tests with 100, 150, 250, 300, 400, 450, 550 or 600 mm radii.

Available in multiple lengths, the extension bars support machine performance checks using the QC20 ballbar.