When using larger than standard (4 – 6mm O.D. cable) with an NP2X or NP3X 1/4″ jack connector, check out this boot. Large bushing with chuck type strain relief for PX-Series.
Accommodates cables up to an OD of 8 mm (0.31″)
For standard sizing, in a variety of colours, check out the rest of the BPX range