CORE 3850 Carbon Wheelset (1,422g) SRAM the Core 42-D HDs are

the Core 42-D HDs are a Heavy Duty model aimed at Powerful riders

Centrelock disc standard (6-bolt adapter available)

Wide 25mm internal (31mm outer)

Partnered with lightning fast Ratchet Drive hubs

CORE 3850 Carbon Wheelset (1,422g) SRAM the Core 42-D HDs areWheels for Purpose The Core 3850s were designed to offer maximum Aero benefits while staying as lightweight as possible. Where the Core 38s are super fast accelerating with good Aero benefit; and the Core 50s fast accelerating with excellent Aero benefit, the 3850s are in that middle ground offering a lightweight weight Aero alternative that will perform over every imaginable terrain. Weighing only 1422g, Aero 3850s are exceptionally light in weight