ARC MT009 Boost Microspline Hubs 32H – MTB 12-Speed

The ARC MT009 Boost Hubs are engineered for strength, precision, and smooth performance on modern mountain bikes. Featuring a Microspline freehub body, they are fully compatible with Shimano 12-speed drivetrains. The Boost spacing (110mm front / 148mm rear) ensures better wheel stiffness and handling, while the 32-hole drilling provides versatile compatibility for a wide range of MTB rims. With sealed cartridge bearings, these hubs deliver long-lasting durability, low maintenance, and consistent rolling efficiency even in demanding trail conditions. Perfect for riders upgrading or building a 12-speed MTB wheelset.