Originally Posted by ARON
Looking at the inside of the clamp where it grips the glidebar, I noticed there were 4 polished rectangular sections which causes the clamps to ride the glidebar smoothly.
On the troublesome clamp, 2 of the polished sections have been eaten through significantly and now have the rougher texture of the clamp...
Call Tennis Machines and see if you can buy a new clamp.
When you're dead you don't know you're dead. It's the same way when you're stupid.
Balance - 31.0 cm, Weight - 358 g, SW - 346 Kgcm^2