The Ribcage has been one of the only rims to have true design breakthroughs in recent years. Since its introduction the competition has scrambled to catch up but still remain a poor copy, so if it doesn't say GSport on the rim, don't expect it to perform like a G-Sport rim.

KEY FEATURES

• Proprietary High Strength Aluminum

• Double Wall Cross-Section

• Spoke holes re-enforced with patented ribs to prevent pull through

• Cross-lace pattern for increased strength

• Directional spoke hole drilling

• Legendary durability

• Fully welded seam

SPECS

Sizes: 20" only
Drillings: 36 hole
Weight: 500g / 17.6oz
Width: 36mm
Height: 18mm
ERD: 389mm
U.S. Patent 7,427,112