Surly's Ultra New Disc Front Hub is a gorgeous hunk of aluminum that boasts reliable sealed bearings and a 6-bolt disc attachment. The forged chromoly axle is flex-free for steering precision, long-lasting durability and simple quick-release compatibility.

Surly's Ultra New Rear Hub is ready for singlespeed mayhem. This gorgeous hunk of aluminum has the capability you need with reliable sealed bearings. It's available with threads for fixed cogs or freewheels, so you can set up the drivetrain of your dreams. Plus, this hub's 135mm width fits most MTB frames and the hollow chromoly axle provides a flex-free ride as well as simple quick-release skewer compatibility.

Replacement Shimano/SRAM freehub body for Stan's NoTubes 3.30 rear hubs.

Converts a Stan's 3.30/3.30Ti rear hub to a 12mm thru-axle. Compatible with both Type 1 and Type 2 rear hubs.

The Shimano HB-M525A hub is ideal for use with 6-bolt disc brake rotors and quick release dropouts. - Double contact sealing - Super polished bearing races for low friction rolling - 6-bolt ISO disc mounting surface

From World Cup DH runs to sessioning your local trails, Shimano's Saint front hub is the answer. Centered around an oversize hub shell and a 20mm thru-axle, the Saint Front Hub is rock solid, with beefy flanges and Shimano's angular contact bearings, which balance destructive impacts from any direction. And, Shimano's Centerlock Rotor Mount makes installing rotors a breeze.

From World Cup DH runs to big hits on your local trails, Shimano's Saint rear hub is the answer. Its overbuilt features, like a 12mm thru-axle, beefy flanges, and impact-resistant angular contact bearings, give you the confidence you need to go big and stick the landing. The freehub uses micro-ratchet construction for fast engagement so you can sprint out of the corners and pick up speed for that next double. It's compatible with 8-,9-, and 10-speed drivetrains and uses Shimano's Centerlock Rotor Mount to keep rotor swaps easy.

Shimano's ZEE Rear Freehub is a quick engaging, smooth-running hub that doesn't drain the bank account. It features quality sealing, adjustable angular-contact bearings, and rotates on an extra-stiff one-piece rear axle with integrated cone construction. It's Center Lock compatible and is available in 135, 142 and 150mm configurations.

- Centerlock, 11- speed compatible road hubs - Sealed bearings keep out contamination and dirt while providing a smooth rotation - Skewer included - Spacing / Axle: QR - OLD: 100mm

The new standard for durability and price. - Contact-free seals and high precision build guarantee smooth bearings

DT Swiss' 350 MTB hub delivers the amazing performance you've come to expect from DT Swiss at an incredible value. Fast and reliable, these Center Lock disc hubs make rotor installation and removal super fast.

DT Swiss' 350 MTB hub delivers the amazing performance you've come to expect from DT Swiss at an incredible value. Fast and reliable, DT's legendary Ratchet System ensures precise engagement no matter how hard you stomp on the pedals. Plus, these Center Lock disc hubs make rotor installation and removal super fast.

Reliability meets simplicity—running smoothly day-in and day-out. The 350 hub was developed according to the credo: Reliability meets simplicity. The simultaneous engagement of the ratchets and the resulting large engagement area provide reliability. The plugged construction allows easy maintenance without the need for tools. Adaptation to different axle standards or modification of the engagement angle is also possible with just a few manual steps.

Ratchet freehub bodies have a gloss finish and don't have a seal, as this is fixed on the hub shell. The Ratchet System was the first of this type for DT Swiss; used in the mid-range products like the 350 hubs.

Featuring WTP's very own, patented 3-point clutch friction system, the Helix hub will take you backwards in style and hold up to any peg abuse that comes its way. - Unique internal arrangement with face-bearing clutch stopper - WTP Patented "Tri-Point" friction system - Hub Drilling: 32 - Cassette Body Type: Single Cog Driver - Axle Size: 14mm - Spoke Interface: J-Bend

Surly's Ultra New Disc Rear Hub is just the thing for singlespeed fanatics and one-gear mountain riders. This gorgeous hunk of aluminum boasts reliable sealed bearings and a 6-bolt disc attachment on one side and threads for a singlespeed freewheel (or fixed cog) on the other. A hollow axle lets you choose how to secure it to your dropouts. You have choice between the included fixing bolts or a quick release skewer (sold separately). And, that aforementioned chromoly axle is flex-free to take all the abuse you can dish out, and then some!

Track stars and fixed-gear converts will love Surly's Ultra New Front Hub. This gorgeous hunk of aluminum sports sealed bearings for all-weather reliability and low friction. And, the hollow axle is forged from flex-free chromoly for steering precision, long-lasting durability and simple quick-release compatibility.

Track stars and fixed-gear converts love Surly's Ultra New Track Rear Hub! This gorgeous hunk of aluminum boasts reliable sealed bearings, and your choice of fixed/fixed or fixed/free gearing. Plus, this hub's 120mm width fits most track frames and the flex-free solid axle is forged from rugged chromoly.

Build your singlespeed or fixie bike around Surly's Ultra New Roadie Rear Hub. This gorgeous hunk of aluminum has the capability you need and reliable sealed bearings, too! It sports threads for a track cog and lockring on one side and a freewheel on the other so you can decide how you want to roll. Plus, this hub's 130mm width fits most road frames and the hollow chromoly axle provides a flex-free ride as well as simple quick release skewer compatibility.

- Kick-shift 2-speed hub - Coaster brake - Benefits include its simple backpedal-action shifting/braking and no cables or shifters - 6061 aluminum hub shell with 13/32" slotted solid axle (162mm overall axle length) - Gear ratio range of 138% - Includes 22 tooth 3-spline cog - 116mm OLD (over-locknut dimension)

- Dynamo generator front hub features 3.0-watt headlight power supply - A356 aluminum hub shell with 9mm solid nutted axle (140mm overall axle length) - Choose 70mm or 90mm drum brake (brake levers sold separately) - Light sold separately

Replacement end caps for Stan's NoTubes rear hubs with XD Driver.

- SPANK's HEX DRIVE 102T technology delivers 3.5° engagement, for almost instant pickup - 6 independent pawls with 3 steps per pawl, work in unison, meaning 18 engagement points per click - Bite-Block Alloy HG and XD Freehub bodies resist damage from cassettes without the weight penalty of steel - Unique flange design reduces dish requirement and minimizes tension range between drive-side and non-drive-side spokes - Advanced seal system improves prevention of bearing/drive system contamination

Internal O-rings, a grease sleeve, and high-quality cup and cone bearings lend this 105-level hub high durability and smooth rolling. - Internal O-rings and grease sleeve - High quality, sealed Cup & Cone Bearing - High durability and smooth rolling for sustained performance

Shimano Alfine Center Lock Dynamo Front Hub - Compatible with 26 to 28-inch wheel sizes - Light alloy QR lever and nut - 6V, 3.0W output - Centerlock rotor mount - Spoke Interface: J-Bend - Weight: 575g

The Shimano Alfine DH-UR705-3D Dynamo hub employs a new internal unit construction that is lighter and also reduces dynamo drag while producing 3 watts. It is designed for 26 to 28-inch Center Lock wheels and uses a 12 x 100mm E-THRU axle design. - New internal unit construction is 28g lighter than DH-T8000-3D - More efficient wheel rotation reduces dynamo drag by up to 44% from DH-T8000 - Proper positioning with 12mm E-THRU - Angular contact bearings - Compact & lightweight - Low rotational resistance - Effortless setting of disc rotor - Durable sealing performance

Shimano's Alfine SG-S7001 Disc Brake Internally Geared Hub delivers an impressive gear range, spread across 11 speeds, all with the reliability and low maintenance you can only get with an internally geared hub. - Center Lock Disc Rotor Compatible

Shimano Alfine SG-S7001 Disc Brake Internally Geared Hub delivers an impressive gear range, spread across 8 speeds, all with the reliability and low maintenance you can only get with an internally geared hub. - Center Lock Disc Rotor Compatible - Rotor lockring not included - Hub Center to Flange: 30.0mm - Hub Drilling: 32-hole - Flange Diameter: 92.5mm - Drivetrain Speeds: 8 - Spoke Interface: J-Bend

Made for trekking bikes with rim brakes, the SHIMANO DEORE T610 front hub offers durable and reliable performance thanks to its high-quality sealing and angular contact bearings. - Double contact sealing - Super polished bearing races for low-friction rolling

Build yourself a tough, no-nonsense rear wheel with Shimano's Deore Rear Hub. It features a quality cold-forged-aluminum shell, super durable angular contact bearings with high-polish bearing surfaces, and Shimano's excellent double contact sealing to seal out dirt and water. The freehub boasts quick engagement for lightning fast acceleration and confidence when negotiating tricky technical sections. A quick-release skewer makes wheel installation and removal a breeze.