Stan's NoTubes Flow EX3 6-Bolt 27.5 Wheel - E-sync Hub

$345.00to $475.00
Color: Black
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For high speeds and demanding trails, the 27.5 in. Stan's NoTubes Flow EX3 6-Bolt wheel with E-sync hub delivers stiffness without compromising on ride quality or ability to absorb impact.


  • A reinforced 29 mm rim shape is built to handle all-mountain, downhill, enduro and anything else
  • The rim's Tiebeam brace and patented low sidewalls resist dents and air loss during impacts
  • E-sync hub is built for strength and durability, with chromoly axle, double-row Enduro bearings, 6066 alloy shell, and heat-treated steel ratchet ring
  • Patented Bead Socket Technology (BST)—an advanced, airtight system for tubeless rims and tires—offers an easier to use, more secure interface between the rim and tire
  • Flow EX3 wheels include Presta valves and preinstalled tape for tubeless use
  • Bead-blasted "BBQ" finish for added durability

Made in USA.

View all Stan's NoTubes Mountain Bike Wheels

Technical Specs

Best Use

Mountain Biking

Wheel Type

Rear 27.5 Boost XD: Rear Wheel

Front 27.5 Boost: Front Wheel

Freehub Standard

Rear 27.5 Boost XD: SRAM XDR

Front 27.5 Boost: Not Applicable

Tire Type

Tubeless Ready

Hub Brake Design

6-bolt Disc

Front Axle

Rear 27.5 Boost XD: Not Applicable

Front 27.5 Boost: 15 x 110 mm Thru-Axle (Boost)

Front Spoke Count


Rear Axle

Rear 27.5 Boost XD: 12 x 148 mm Thru-Axle (Boost)

Front 27.5 Boost: Not Applicable

Rear Spoke Count


Wheel Size

27.5 inches

Internal Rim Width

29 millimeters

Tubeless Compatible



Rear 27.5 Boost XD: 1109 grams

Front 27.5 Boost: 953 grams

Kit Includes

Rim, hub, spokes

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