27.5 584mm x 2.0-2.25 48mm SV

What Our Gearhead® Experts Are Saying:

"I keep a couple of these Q-Tubes in my gear bag because they’re dependable and easy to set up. The 48mm Schrader valve works perfectly with standard floor pumps, and the butyl construction has held up well for me on rocky singletrack. At this price, it’s a no-brainer spare to carry on every ride."

When we’re rolling through rock gardens, roots, and hard-packed climbs, we count on our Q-Tubes 27.5x2-2.5 Schrader Valve tube to keep us moving. Built with durable butyl rubber, this tube holds steady against the demands of aggressive trail riding, giving us confidence that flats won’t cut the ride short.

Designed for 27.5-inch wheels with 2.0–2.5-inch tires, the Q-Tubes tube offers a versatile fit for most modern mountain setups. The 48mm Schrader valve pairs with standard pumps for quick, no-fuss inflation, while the 250g weight balances strength and ride feel. Whether we’re swapping in a fresh tube at home or carrying a spare on big rides, this trail-ready tube has our back.