138 mm Round Chucks
Our Most Popular Chuck
Our 138 mm round chucks easily mount in custom fixture designs, and their versatility makes them our best seller. Their mid-size diameter fits most applications. They are easy to integrate because of their top-side mounting. Additional options are also available such as timing notches and stainless steel body versions.
- Uses system 40 clamping knobs
- Mid-sized diameter fits most applications
- Topside mounting for ease of integration
- Choose from air connections at the bottom or side
- Optional timing notch in face of the chuck