One-handed clamp delivers 300 lbs of sustained clamping force, and locking swivel jaw for evenly distributed clamping force
Spreader Range - 235 to 683mm
Type - Quick-grip Bar Clamp/Spreader
Throat Depth - 96mm
Opening Capacity - 450mm
How to use https://www.youtube.com/watch?v=i8CAIu0xmw0