Faster accelerations, less energy loss in climbs.
The rim machined with the ISM 4D process is lighter, without sacrificing resistance.
The 24 Zicral spokes with Isopulse shelving (rear) ensure rigidity and responsiveness.
Gain control on the most demanding XC fields.
22 mm hookless rim for a real gain in comfort, control and traction.
Increased traction and reduced risk of punctures with UST Tubeless technology.
Simple tubeless mounting, without any rim bottom.
Reduced tire pressure for more comfort and control.
Delivered with
Rear rear adapters (non-Boost wheel)
Front BR adapters (non-Boost wheel)
Multifunctional adjustment key
Specific holes for disk
UST valve and accessories
User guide
Pair 29″ without tire: 1580 grams
Rays
Shape: straight, elliptical, restrained at the front and rear opposite side freewheel
Shelving: front crossed by 2, back Isopulse
Nuts: integrated aluminum Fore
Number: 24 at the front and back
Material: Zicral

Rims
Profile without hooks
Internal width: 22 mm
Dimension ETRTO 29″: 622x22TSS
Dimension ETRTO 27.5″: 584x22TSS
Weight reduction: ISM 4D
Valve hole diameter: 6.5 mm
Pneumatic: UST Tubeless and tubetype
Drilling: Drilling
Connection: SUP
Material: Maxtal

Hubs
Front: adjustable waterproof cartridge bearings (QRM+), Rear: self-adjustable waterproof cartridge bearings (QRM Auto)
Freewheel: Instant Drive 360
Front and rear body: aluminum
Ax axis material: aluminum