ENVE's experiences developing and riding the flagship G Series and M Series have created a quiver of performance enhancing features that have been incorporated into the AG28 Rim. The AG28 is designed to be your uncompromising companion when you unwittingly bite off more than you can chew. Features: Inner Rim Width of 28mm, minimum recommended tire size of 45mm Shallow rim depth of 21mm allows improves vertical compliance and vibration damping Carbon rim cross-section and laminate optimized for responsive power transmission and cornering stability Tubeless optimized and patent pending, wide hookless bead technology which has proven to shrug off pinch flats to the tune of a 60% improvement over a traditionally more narrow hookless bead Specifications: Wheel Size: 650b ISO Diameter (ETRTO): 584 Effective Rim Diameter (ERD): 559mm Spoke Count: 24H Brake Type: Disc Brake Rim Joint: - Rim Dimensions: 28mm (Internal), 21mm (Depth) Valve: Presta Tire Type: Tubeless (Hookless Bead) Material: Carbon Color: Black Weight: 372g