Sram things to remember• use with threaded presta valve• for use with threaded presta non-removable core tubes• knurled end to keep pump from slipping• 3mm extender hex broach in the barrel to guarantee a perfect seal when tightenedSpecifications• 27mm extender for zipp 202• 33mm extender for zipp 303• 48mm extender for zipp 60 /404• 72mm extender for zipp 808• 98mm extender for zipp 1080
