This is a replacement for the tightening handles for the pan arms. The small teeth inside the originals inevitably wore out, from being over-tightened too many times. Red is the copy from the black. Sachtler Pan Bar for fluid heads Video 18-25, Dutch Heads, Video 60 Plus EFP
Sachtler tripod pan tightening lever is ideal for camera owners using Dutch heads and Canon 60 Plus style cameras requiring precise tripod pan tension adjustments.