Halo Gravitas Rim
Halo
Halo

Halo Gravitas Rim

4.5

Best heavy duty rim for aggressive downhill and enduro mountain bikers.

These rims are built for riders who prioritize durability over everything else, having earned their stripes on the World Cup circuit. The clever asymmetric design balances impact forces perfectly, giving you the sidewall support needed for aggressive cornering without the unnecessary weight of a wider, bulkier rim.

Wheel Diameter Inches 29
Internal Rim Width Mm 27.5
27.5
28
Effective Rim Diameter Mm 597
561
597

Who it's for

  • Aggressive downhill riders seeking maximum impact resistance
  • Mountain bikers prioritizing a dependable and easy tubeless experience
  • Technical riders wanting a stiffer and more balanced wheelset

Who should skip it

  • Weight-conscious cross-country riders or those focused on climbing efficiency
  • Riders who prefer a more forgiving and dampened trail feel
  • Casual trail enthusiasts looking for a more versatile all-rounder

Performance breakdown

Impact Resilience

Engineered to withstand the brutal forces of World Cup downhill tracks.

Excellent

Tire Stability

The 27.5mm internal width provides excellent sidewall support for aggressive cornering.

Excellent

Weight Efficiency

Asymmetric design sheds excess material without sacrificing necessary structural integrity.

Excellent

Tubeless Compatibility

Standardized profile makes for a reliable, airtight tubeless setup.

Excellent

Lateral Stiffness

Offset spoke bed balances tension for a predictable, responsive ride feel.

Excellent

Construction Quality

Sleeved joint construction offers a robust, cost-effective alternative to welded rims.

Excellent

Key Specs

Material

Aluminum

Wheel Diameter

29 inches

Internal Rim Width

27.5 mm

External Rim Width

28 mm

Rim Depth

20 mm

Weight

630 grams

Spoke Count

32

Brake Compatibility

Disc brake

Tubeless Ready

Yes

Effective Rim Diameter (ERD)

597 mm

Know before you buy

Still have a question?

Ask Metto anything about the Halo Gravitas Rim before you decide.