WTB KOM Light i30 29" TCS 2.0 Rim w/CVX is a lightweight alloy 29er mountain bike rim built for riders who want fast acceleration and dependable trail-bike durability without moving to carbon.
Its open-cavity profile keeps weight in check, while CVX spoke-hole technology is designed to improve spoke and nipple alignment and reinforce the rim at the spoke bed—key for long-term wheel stability when the trail gets rough. Built from AL6069 alloy, it targets the sweet spot of low weight and real-world strength for daily riding and hard trail use.
Open cavity rim design - reduces rotational weight for quicker spin-up and more responsive handling
CVX spoke-hole technology - improves spoke/nipple alignment and increases strength at the spoke hole for more consistent tension and durability
Updated spoke bed interface - creates a more congruent contact between nipple and rim to support reliable builds
TCS 2.0 tubeless-ready profile - delivers WTB’s easiest-to-mount and most reliable tubeless system characteristics for fewer setup hassles and dependable air retention
WTB Solid Strip included - smooths the tire-to-rim interface and helps protect the tubeless system from air loss caused by a broken spoke
Tubeless setup note - TCS tape is also required for tubeless installation
Specifications & Identifiers
Brake Compatibility
Disc
Brake Track
N/A
Color
Black
Defined Color
Black
Designed for ebike
No
ERD
603mm
Eyelets
None
Hub Drilling
28h, 32h
Internal Rim Width
30mm
ISO Diameter
622 / road / 29"
Material
Aluminum
Rim Center Offset
0mm
Rim Depth
17.8mm
Rim Joint
Pinned
Tire Diameter
29", 700c
Tire Intended Use
Mountain
Tire Type
Tubeless Ready
Valve Type
Presta
Weight
498g
Wheel Size
29er
Black - 28h UPC
714401206403
Black - 28h MPN
W020-0640
Black - 32h UPC
714401206397
Black - 32h MPN
W020-0639
Tree Fort ID:
333222477823
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