What is the difference between the Camloc Channeloc series LM1816 and LM2189?

Question We usually use the Camloc Channeloc series LM1816. However often we come across the Camloc Channeloc series LM2189 as well. What exactly is the difference between these 2 Camloc Channeloc series? Answer Thank you for asking your question. These 2 Camloc Channeloc series are valid alternatives for eachother. Both have the same dimensional and mechanical properties, the difference between them is the operating screw. While the LM1816 has a slotted screw the LM2189 has a hex recess screw.