About CR4 DB

Lighter than many flagship carbon spoke models. A versatile wheel with aero spoke, wider rim and oversize flange.

Feature

Paint Free

Same paint free rim like CR5 DB. 28mm external width, 21mm internal.

Mega-Structure

No external hole design. The continuous structure make the rim stronger and stiffer. Rim tape is not needed and thus saves another 50 grams in use.

Pillar Wing20

One of the lightest model of steel type and aero shape.

Sapim Secure Lock

Secure Lock nipple prevents the self rotation of spoke in long use. Less likely to loosen and ran-out.

Oversize Flange

Increase the stiffness and stability by changing spoke length and angle.

Ratchet System

Stable and easy to maintain by changing ratchet ring inside.

2:1

2:1 for front wheel. Ensuring similar tension of disc and non disc side for stability.

Specification

Rim: Avian CR4 DB

Brake Type: Disc Brake

Tyre Type: Clincher & Tubeless

Axle Type: Thru Axle

Disc Type: Center Lock

Width: 28MM

Height: 45/55

Weight: 1320g(45C)/1400g(55C)

Spoke: Pillar Wing20

Nipple: Sapim Secure Lock

Hub: Rachet System 36T

Holes: 21/24

Warranty: 1 Year(Rim&Hub)

Whatsapp 01165659797 to order.
Thank you

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