Note on foam rings: 28mm is to be used for all 3

resulting in a forward and backward compatible system

Includes 1x silicone bite valve and 1x straight plastic connector

X-ACTUATION technology eliminates slop and shifting variation

Soft / firm: Super soft rubber compound developed and manufactured in Germany

Maxxis Welterweight Tube - 48mm Presta Removable Valve Core - 2.5-3.0 Inch - 29 Inch Exclusive Note on foam rings: 28mmRide with confidence! Maxxis Welter Weight tubes are engineered for aggressive riders who require durability in their inner tubes. Be sure to keep a few spares on hand! Who's this item for: Aggressive riders who want a tube with good puncture resistance without the extra weight of a DH tube. Removable valve core: Yes, the valve cores are removable. Tube wall thickness: 0. 80mm Weight: 26 x 2. 2 2. 5: 212g 27. 5 x 2. 2 2. 5: 223g 29 x 1. 9 2. 35: 178g