You searched for "parallel bore"
RS PRO
RS PRO Flexible Tube, PTFE, 8mm ID, 10mm OD, Clear, 50m
Part: 350221
Clear PTFE high-performance tubing rated to 250°C, 8mm bore, 50 metres.
RS PRO
RS PRO PTFE Clear Cable Sleeve, 0.71mm Diameter, 10mm Length
Part: 266-6844
Precision PTFE cable sleeve for micro-diameter wires in extremely high-temperature electrical applications.
RS PRO
RS PRO Flexible Tube, PTFE, 10mm ID, 12mm OD, Clear, 50m
Part: 350226
High-performance PTFE tube for extreme temperature and chemical resistance needs.
RS PRO
RS PRO Flexible Tube, PTFE, 4mm ID, 6mm OD, Clear, 50m
Part: 350213
PTFE flexible tube for high-temperature fluid and gas transfer applications.
RS PRO
RS PRO Flexible Tube, PTFE, 6mm ID, 8mm OD, Clear, 50m
Part: 350217
Clear PTFE fluoropolymer tubing for high-temperature and chemical applications, 6mm, 50m.