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The Continental MTB Tube 29" S42 RE is a reliable inner tube designed specifically for 29-inch mountain bike wheels, giving you the confidence to tackle rough trails, forest paths, and everyday off-road adventures. Built from high-quality butyl rubber, this tube is engineered to hold air consistently and provide dependable puncture resistance under typical MTB riding conditions. The 42 mm Presta (S42) valve is a popular choice for modern rims, making inflation easy with most bike pumps and allowing precise pressure adjustments for different terrains and riding styles.
Ideal as both a primary tube and a spare to carry in your pack, the Continental MTB Tube 29" S42 RE offers a great balance of durability, flexibility, and weight for general mountain biking. Its construction helps it fit a range of common 29er tire widths, making it suitable for cross-country, trail, and light all-mountain use. Whether you are replacing a worn tube or preparing for unexpected flats on long rides, this tube is a practical, no-nonsense upgrade that reflects Continental’s long-standing reputation for quality and performance in bicycle tires and tubes.
