The Pirelli Cinturato™ SmarTUBE X (product code 4361700) represents the new frontier in inner tubes for gravel and adventure cycling. Made from TPU (thermoplastic polyurethane), it offers up to 70% weight savings compared to traditional butyl tubes, without compromising durability and reliability.

This version is three times thicker than the standard SmarTUBE, providing superior puncture protection and perfectly adapting to rough terrain. Despite its robustness, it remains compact and lightweight—ideal for long and challenging rides.

Equipped with a 60 mm Presta valve, it is compatible with most modern gravel and road rims, both disc and rim brake systems.

Main features:

• Product code: 4361700
• Compatible with 700x40/50c tires
• TPU material: ultra-light, compact, and durable
• 3 times thicker: maximum puncture protection
• Perfect for: gravel, endurance, and long-distance adventures
• 60 mm black Presta valve: suitable for disc and rim brakes