K3 Number Holders

K3 Fin Aero Seatpost Race Number Holder : Stainless Steel

This number holder secures your race tag to your aero seatpost.  Adjust the stainless steel holder on the pointy rear end of your post (and rest assured that your seatpost will be protected by...

K3 Geo 2 Seatpost Race Number Holder : Stainless Steel - All Round Posts Sizes 25mm to 34.9mm

This number holder secures your race tag to any round seatpost.  Just bend the stainless steel half plate to conform to your seatpost size (and rest assured that your seatpost will be protected...