(We can only consider Australian retailers)
The knurled end keeps the pump from slipping. For Butyl tube with Presta Valve.
Features
For use with threaded presta (non-removable core) tubes
Extenders thread "over" an existing valve and do not "replace" a valve core
Knurled end to keep pump from slipping
3mm hex broach in the barrel to guarantee a perfect seal when tightened
Sold each
Color: Black
Mfr Claimed Weight
TBC