Pro 4 Boost Rear Hub
Tech Specs
Specifications are maintained on Pack4Back GearDB (community edits and revision history). Values may differ from the manufacturer or your unit—verify before buying.
BrandHope
Best UseMountain Biking
Hub PositionRear
Hub Brake Design6-bolt Disc
Freehub StandardRear 12x148MM/MS/6B/28H: Shimano Micro Spline
Spoke InterfaceJ-Bend
Axle TypeThru-Axle
Axle Spacing12 x 148 mm Thru-Axle (Boost)
SpeedsRear 12x148MM/MS/6B/28H: 12-speed
Spoke Hole CountRear 12x148MM/MS/6B/28H: 28
Bearing TypeCartridge
Rear Hub GearingCassette
Weight311 grams
Material(s)Aluminum
FreehubRear 12x148MM/MS/6B/28H: Shimano Micro Spline
Description
A versatile, easily serviceable Boost-specific rear hub for 148 mm frames, the Hope Pro 4 Boost earns its reputation for durability and quality ride after ride.
Features
- Hub shell machined from a single forged-aluminum billet
- 4-pawl ratchet system with 44-tooth engagement (8.2°)
- Larger spoke flanges enable stiffer wheel builds
- Sealed stainless-steel cartridge bearings
- Standard 6-bolt disc fitting