Outback Aluminum Rim 650b

Description |

The Astral Outback Aluminum Rim is a versatile 650b / 27.5" rim designed for gravel riding, touring, all road builds, and loaded bikepacking setups. Built around a modern wide profile and tubeless ready construction, the Outback is designed to support higher volume tires while maintaining stability and predictable handling across rough roads and mixed terrain.

Its welded aluminum construction improves durability and consistency under load, making it a dependable option for everything from fast gravel builds to heavier adventure and touring wheelsets. The 650b / 27.5" platform allows riders to run larger volume tires with improved comfort and traction, making it a strong fit for modern gravel, monstercross, and mixed terrain bikes. Available in both 28h and 32h drilling options, the Outback adapts easily to lighter performance wheel builds or stronger load carrying setups.

Features |

• Welded aluminum rim construction
  
• Tubeless ready design
  
• Wide internal profile for modern gravel and all road tires
  
• Compatible with higher volume tire setups
  
• Designed for gravel, touring, and bikepacking
  
• 650b / 27.5" platform for larger volume tire compatibility
  
• Available in 28h and 32h drilling options
  
• Disc brake specific rim design

Specs |

Model	Outback
Brand	Astral
Rim Size	650 / 27.5"
ISO Diameter	584 mm
Rim Material	Aluminum
Rim Construction	Welded
Internal Rim Width	24 mm
Rim Depth	20 mm
Tire Compatibility	Tubeless Ready
Valve Type	Presta
Brake Compatibility	Disc Only
Spoke Count	28h, 32h
Use	Gravel, touring, all road, bikepacking, mixed terrain