left-hand threaded ball cups; indication by LH
e.g. C 16 - M 10 LH
easy moving version; indication by L
e.g. CL 13 - M 8
axial joints with higher tightening force = joints cannot be disassembled; indication by not disassemblable
e.g. C 10 - M 6 not disassemblable
axial joints with rivet pin acc. DIN 71803; indication by B
e.g. B 16 x 6