evo.com | Industry Nine Wheels > Feel the trail come alive beneath you with the Industry Nine Hydra 2 Trail Wheelset. Their wide alloy rims with hollow bead walls prevent momentum-killing pinch flats, while Hydra 2's near-instant engagement lets you punch through rock gardens and accelerate out of corners with surgical precision. Balancing weight, durability, and value with bombproof straight-pull aluminum spokes, these wheels deliver the reliability needed for everyday riding. Premium Alloy Rim High quality aluminum alloy with weatherproof sublimated graphics, tubeless friendly bead shelf, and a proprietary profile to keep dents at bay. Direct Thread, Straight Pull Straight pull, integrated nipple, one-piece aluminum spokes that thread directly into the hubshell resulting in a solid, flex-free junction. No special tools or service procedures required. Hydra 2 Hub The groundbreaking 870 P.O.E. Hydra2 Freehub body engages every 0.41 degrees, yielding telepathic control. 32h Mountain System Versatile, strong and stiff. I9's 32h System hub and spoke chassis forms the foundation of their most capable wheelsets. Hydra 2 Hub The groundbreaking 870 P.O.E. Hydra2 Freehub body engages every 0.41 degrees, yielding telepathic control. | Industry Nine Hydra2 Trail Wheelset 29 2025 - 15x110/12x148, XD Size 15X110/12X148 Xd | Aluminum