Crankbrothers Synthesis Enduro Alloy 2. 0 I9 29" Wheel Control up front, stability out back The Crankbrothers Synthesis Enduro Alloy 2. 0 Wheel isn't just another hoop-it's a purpose-tuned, front- and rear-specific wheel system designed to meet the demands of aggressive enduro riding. The compliant front wheel improves grip and control through corners, while the stiffer rear wheel handles peak loads and stays composed at speed. Built on the fast-engaging Industry Nine 1/1 hubs and finished with a welded rim joint for added strength, this alloy setup delivers carbon-like performance with real-world durability. Wheels sold individually, not in sets. Features Front- and rear-specific wheel tune delivers grip up front and stability in the back for balanced enduro performance Compliant front wheel increases traction and control with a wider 31. 5mm inner rim width Stiff rear wheel sharpens handling under speed with a narrower 29. 5mm inner width for better rolling resistance Industry Nine 1/1 hub offers responsive 4deg engagement and proven durability Welded and sleeved alloy rim adds strength and resilience for hard impacts SPECIFICATIONSMaterial6013 T6 Alloy Inner Rim Width (Rear)29. 5mm Inner Rim Width (Front)31. 5mm Rim Height20mm Spoke Count32 Rear, 28 Front Hub Industry Nine 1/1Disc Brake Interface6-Bolt Weight Rear: 1048g, Front: 865g | Crankbrothers | Synthesis Enduro Alloy 2. 0 I9 29" Wheel Front, 15X110Mm, Silver | Aluminum