Hellermanntyton cable gland fitting with strain relief and cable seal hg scg hellermann tyton 166 22104 the hellermanntyton 166 22104 hgl28 is a straight cable gland fitting from the hg scg series this straight fitting is supplied with an m25 thread and comes complete with cable seal and strain relief this straight cable gland provides strain relief and is also highly resistant to solvents and oils hellermanntyton 166 22104 hgl28 scg m25 straight conduit fitting ip68 m25 28mm