Description: Built for adventure, the CST All-Terrain 26"X4.0" tire delivers exceptional grip and durability on all surfaces—mud, sand, or snow. With a 26-inch size and 4.0-inch width, it ensures stability and a smooth ride across any terrain. Perfect for electric or traditional bikes. Features: Heavy-duty rubber for longer tire life. Designed for fat bikes. Knobby, tough tread pattern provides more traction in turns and climbs. Rugged construction for riding in almost any environment. Package includes 1 inner and 1 outer tire. * We do not accept returns or refunds for non-quality-related issues after purchase. * If you're uncertain whether this model is suitable for your electric bike, please do not hesitate to contact us for professional assistance. We are here to support you!