Whether you already own a 300 series vise or are selecting components to build your own custom work holding system, our Base Mounts will add an extra dimension of productivity to your next project! Compatible with the 201 PV Jr, 300 Standard Base and 305 Low-Profile Base. All Base Mounts have three holes designed for 1/4-20 screws evenly spaced on a 4 5/16" (109.5mm) bolt circle. All our vises and work holding devices come with a "lifetime warranty."
* The cast aluminum 312 Parts Tray Base Mount has six intergal parts wells with rounded and sloped walls for easy parts removal. Neatly organize your small parts and tools!
* Overall diameter is 8 1/2" (215.9mm) and provides extra stability.
* Includes six non-marring, anti-skid neoprene base pads.
* Three 1/4 - 20 holes are drilled and tapped on the outer lip for mounting accessories such as the 371 Solder Station.
* Three 1/4 -20 screws for mounting Bases are included.