I've got a Lezyne light with one of the plastic clamps, which suffers from the same issues. I found it helped immensely when I replaced the supplied bolt with a hex head bolt. You can apply more torque and only a little more is required to keep the thing still. Don't over torque though.
I've got a Lezyne light with one of the plastic clamps, which suffers from the same issues. I found it helped immensely when I replaced the supplied bolt with a hex head bolt. You can apply more torque and only a little more is required to keep the thing still. Don't over torque though.