PTFE Rod with 1.75mm Central Hole - UNTIL SOLD OUT
This is commonly used to isolate the filament feeding mechanism from the hot end.
As PTFE (Teflon) is both a good insulator and can withstand high temperatures, this makes it ideal.
Outer diameter is 16mm, Inner diameter 1.75mm, Length ~ 40mm
All prices are in Australian Dollars and include GST. Standard Postage & Handling with Australia is $12 flat rate, free for orders over $350. Express Post starts at $15