The “little big brother” to the Outback Carbon, this 28mm wide 650b rim is ready for any adventure. Mount up some big rubber, load up, and head out. Good things await, further out there. 

The 28mm internal hookless-carbon rim is designed for lower pressures and tires 45mm or larger.

Drilled for external nipples. Disc specific rims. 

All Astral rims are Tubeless Easy for tire installation that you can set up with a floor pump.

Add a nipple kit for an easier build.

Custom builds available! Any hub, any spec, just contact us with your special project. We’ll make it happen. Services available to dealers.

• 650b Carbon Clincher
• Weight: 420g
• Depth: 30mm
• Width: Int - 28mm / Ext - 33.5mm
• External nipples
• ERD: 544.5mm
• Spoke Bed Diameter: 542mm
• Max Tension: 130kgf
• Hole count options: 28H, 32H
• Tire size recommendation: 45c to 2.8"