The job
A magnetic routing system with 1.88m guides, including distinct Di 2 and EW-SD300 fittings.
Park Tool · Internal-routing kit

A magnetic routing system with 1.88m guides, including distinct Di 2 and EW-SD300 fittings.
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A magnetic routing system with 1.88m guides, including distinct Di 2 and EW-SD300 fittings.
Five, each 188 cm
The named Di 2 and EW-SD300 fittings are separate contacts; confirm which the actual wire requires.
What this choice changes
The IR-1.3 is useful when routing jobs need different receiving fittings, rather than only a magnet at the exit hole. It includes five 188 cm guide cables with barbed, rubber, Di 2, EW-SD300 and reverse-polarity-magnet ends. Match the exact wire, hose or cable connection to the appropriate fitting instead of assuming one electronic adapter covers every generation.
A guide magnet, double-threaded barb and compact case are part of the kit. The actual replacement cables, hoses and electronic wires are separate. Park Tool names carbon-fiber, titanium and aluminum frames; the kit does not guarantee a path through every obstruction, port or internally guided frame.
One stated 6 mm opening example belongs to the standard Di 2 adapter, not every fitting in the kit. Compare Jagwire WST050 if its retractable receiving magnet and body-stored adapters better suit the job. The guide-cable approach and retrieval approach are meaningful construction differences within the same routing task.
| Detail | Specification |
|---|---|
| Guide cables | Five, each 188 cm |
| Named ends | Barbed; rubber; Di 2; EW-SD300; reverse-polarity magnet |
| Other included parts | Guide magnet; double-threaded barb; case |
| Stated opening example | Standard Di 2 adapter: holes as small as 6 mm |
| Named frame materials | Carbon fiber; titanium; aluminum |
| Separate | Actual replacement cable, hose and electronic wire |
The named Di 2 and EW-SD300 fittings are separate contacts; confirm which the actual wire requires.
One small-hole example does not establish clearance for every fitting or obstruction.
Yes. It is separately named among the five guide-cable fittings, alongside the standard Di 2 connector.
No. The maker gives that example for the standard Di 2 adapter. Other fittings and passage shapes need their own clearance checks.
WST050 uses a retractable flexible receiving magnet and adapters stored in its body; IR-1.3 supplies long guide cables with distinct connector ends.
Selected listing details, manufacturer information and source images were compared. No hands-on trial or universal fit is claimed. Product identifier: B0BZ58RXCP.