The Chris King ISO Small Diameter (SD) front hub is designed for mountain bikers seeking a lightweight hub that doesn’t compromise performance. Milled from solid bar stock, the high flange diameter grants the use of shorter spokes and a wider bracing angle to increase wheel strength. Proven by professionals and chosen by privateers, our ISO SD hub puts you in the race with legendary Chris King performance. Our bearings, available in steel and ceramic, have heat-treated, surgical grade steel races that are machined simultaneously, with tools of equal wear to ensure perfectly matched inner and outer races. The quality and speed of our bearings is what sets us apart from the competition and they are what you will feel and notice on every single ride. As Chris King bearing tracks burnish they get faster with age and all our hubs and bearings are fully serviceable for years upon years of demanding use. - Engineered, manufactured and assembled in Portland, Oregon USA - 5-year built-to-last warranty - Legendary made-in-house bearings - Easily serviceable and completely re-buildable with our Chris King Hub Service Tool - Responsibly lightweight - Easily convertible between standard QR and 15x100mm axles

Chris King ISO B 148x12 rear hubs are designed as precision mountain tools. We use one-piece solid axles to provide a stiff hub that will help your suspension perform better and drive every watt of power into the dirt. To thwart mud, water, and contaminants as you power through rough trails, ISO B hubs have heavy-duty bearing seals, and a threaded driveshell seal ring. Our bearings, available in steel and ceramic, have heat-treated, surgical grade steel races that are machined simultaneously, with tools of equal wear to ensure perfectly matched inner and outer races. The quality and speed of our bearings is what sets us apart from the competition and they are what you will feel and notice on every single ride. As Chris King bearing tracks burnish they get faster with age and all our hubs and bearings are fully serviceable for years upon years of demanding use.?? The patented Chris King RingDrive with 72-points of simultaneous-engagement will get your power to the ground fast, provide unmatched engagement, and give you that legendary Chris King angry-bee sound. - Engineered, manufactured and assembled in Portland, Oregon USA - Updated hub shell shape with canted flanges for stronger wheel builds - 5-year built-to-last warranty - Patented RingDrive system with 72 simultaneously interfaced points of contact for unmatched hub engagement - Legendary made-in-house bearings - Easily serviceable and completely re-buildable with our Chris King Hub Service Tool - Responsibly lightweight - Specifically designed for "BOOST" 148mm x 12mm axle standard

Shimano Alfine Centerlock Dynamo Front Hub - Compatible with 26 to 28" wheel sizes - Light alloy QR lever and nut - 6V, 3.0W output - Centerlock rotor mount - Center to Flange: 28.5 R , 20 L - Color: Black - Defined Color: Black - Flange Diameter: 70 R , 70 L - Front Axle: QR x 100mm - Hub Drilling: 32, 36 - Hub/Brake Compatibility: Center-Lock Disc - Spoke Interface: J-Bend - Weight: 575 g

Campagnolo's Record hub is loved all over the world for its pro-level quality, super-smooth bearings and excellent durability. It features an oversize shell for premium stiffness and it's built with cold-forged aluminum to maximize strength and minimize weight. Plus, you can easily adjust the bearing preload with a simple turn of an Allen wrench — even while the wheel is still on your bike.

Like to Freestyle? Try our Deputy hubs. The low-profile flanges are stronger and more impact-resistant than standard high-flange track hubs. - Tool Free adjustment, hub bearings are properly loaded when the wheel is installed - 6061 T6 aluminum hub shell - Low flange design for freestyle durability - 13 through 15 gauge spoke compatibility - Chamfered hub flanges reduce spoke stress - 6902 sealed bearings readily available - Weight: 247 g - Non-Drive Side Center to Flange: 34mm - Drive Side Center to Flange: 34mm - Non-Drive Side Flange Diameter: 58mm - Drive Side Flange Diameter: 58mm - Hub Spacing: 100mm

New Sheriff hubs are the ultimate in track racing hubs. They minimize weight with larger cutouts in the flanges, lightened axles, shorter bolts, and slimmer end caps than previous versions. The result is a hubset that weighs a mere 432g, 198g for the front, and 234g for the rear. This makes it one of the lightest track hubsets in the world, a figure even more impressive when you consider that All-City didn't eliminate the usefulness of a fixed / fixed or fixed / free option as most racing hubs do. They feature the finest Japanese manufactured 6902 bearings which roll incredibly fast and smooth while retaining excellent seals for all weather, all-day everyday durability. Front hub specs: - Weight: 198g - Torque Spec: 33nm (25ft lbs.) - Non-Drive Side Center to Flange: 34mm - Drive Side Center to Flange: 34mm - Non-Drive Side Flange Diameter: 62mm - Drive Side Flange Diameter: 62mm Rear hub specs: - Weight: 234g - Torque Spec: 33nm (25ft.lbs.) - Non-Drive Side Center to Flange: 29mm - Drive Side Center to Flange: 29mm - Non-Drive Side Flange Diameter: 62mm - Drive Side Flange Diameter: 62mm

When you demand the best, choose Shimano's XTR HB-M9010 Front Hub. - Cone and ball bearings with races are perfectly ground by a Cubic Boron Nitride tool for smooth-rolling durability - 15mm E-thru Axle system designed to be durable enough for all-mountain riding while remaining light enough for XC racing - Center Lock disc brakes provide reliable braking power - Hub/Brake Compatibility: Center Lock Disc

Whether the goal is a finish line, epic adventure or simply getting back home again, SRAM's 900 hubs are ready for the challenge. On the inside, their smooth and durable DOUBLE TIME drive mechanism ensures rapid engagement for quick and confident pedal responsiveness. SPEEDBALL bearings provide smooth, long-lasting rotation performance. Multiple spoke-count and cassette-capability options, as well as interchangeable end caps, make the 900 hubs a perfect choice for any disc-equipped road, gravel, cyclocross, cross country, trail, or enduro bike. - Fully convertible with tool-free end caps - 24, 28 or 32 spoke holes

High quality sealed bearing hub is available in traditional and modern configurations. - Steel axle, aluminum end caps with steel knurled contact surfaces - Same proven driver mechanism as higher priced models - Spoke Interface: J-Bend - Hub/Brake Compatibility: 6-Bolt Disc - Skewer Included: No - Bearing Type: Sealed Cartridge

Stan's 3.30/3.30Ti Hub Kit converts Stan's 3.30 front hubs from quick-release to through-axle compatible. Installation is easy—just pull the old ones off and put the new ones on. Conversion kits available in 12mm and 15mm.

SRAM's 506 hub borrows technology from its more expensive brethren to bring you a solid hub at a great price. An aluminum hubshell with hi/lo flanges provide no-nonsense durability and even spoke tension. Dependable cup and cone bearings with polished races roll smooth for the long haul and a strong, steel quick-release axle holds up under pressure.

Shimano's Dura-Ace Track Hi-Flange Hubs build up into stiff, fast spinning wheels that want to sprint right out off the line. Stainless steel bearings and Borozon treated bearing races minimize drag for maximum efficiency and speed.

The DT Swiss 240s road hub hits the sweet spot between light weight and reliability. On the winning end of countless Grand Tour stages and local races alike, these hubs will roll for thousands of nearly frictionless miles.

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.

The R45 front hub is built to address our road and cross riders’ demands for Chris King performance in a lighter weight and more aerodynamic package. Defined by a narrow hub body and low flanges the R45 front hub is a sleek base for the fastest wheels. Our bearings, available in steel and ceramic, have heat-treated, surgical grade steel races that are machined simultaneously, with tools of equal wear to ensure perfectly matched inner and outer races. The quality and speed of our bearings is what sets us apart from the competition and they are what you will feel and notice on every single ride. As Chris King bearing tracks burnish they get faster with age and all our hubs and bearings are fully serviceable for years upon years of demanding use. - Engineered, manufactured and assembled in Portland, Oregon USA - 5-year built-to-last warranty - Legendary made-in-house bearings - Easily serviceable and completely re-buildable with our R45 Hub Service Tool

- 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

- Kick-shift 2-speed hub with coaster brake (choose 116mm or 135mm OLD) - 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 - Optional: matching front track hub, BTI number UR-5501

- A356 aluminum hub shell with 9mm solid nutted axle (136mm overall axle length) - Choose 70mm or 90mm drum brake front hub (brake lever sold separately)

The features on this latest incarnation of WeThePeople's Supreme Cassette Hub include a peg friendly 12mm female bolt system, twin bearings in the non-drive side, and a new IGUS bushing Switch Drive Q-lite driver. The 12mm female bolt system gives you a stronger peg interface and a bombproof axle. Pair it up with WTP's Supreme hub guards (sold separately) and you have a super-dependable cassette hub ready for battle. - Material: 6061-T6 alloy refined hub-shell - Axle: 17mm 4130 crmo female axle, fully heat-treated - Bolts: super tough 12mm crmo bolt with 14mm extension - Bearings: 3 high quality sealed bearings in hub shell - Switch drive system, RSD/LSD switchable, new one piece pawl & spring system

Shimano XT FH-M8000/8010 Front Hubs - All-weather durability, reliable performance and lighter weight - Cone races ground by a Cubic Boron Nitride tool for smooth rolling durability - Center Lock disc brakes provide reliable braking power - Rotor lockring not included - Series: Deore XT - Disc Rotor Mount: Center Lock Disc - Axle Type: QR - Axle Length: 100mm - Axle Diameter: 14mm - Contact Sealing: Labyrinth and Contact - Spoke Holes: 32H - Center to Flange (Right): 41mm - Center to Flange (Left): 44mm

Shimano's Deore Front Hub offers durability and fast, smooth riding. It features a high-quality cold-forged aluminum shell, super durable angular contact bearings with high-polish bearing surfaces, and Shimano's easy-to-use Center Lock disc mount. The included quick-release skewer makes wheel installation and removal a breeze. - Hub/Brake Compatibility: Center-Lock Disc - Axle Type: QR - Axle Length: 100mm

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.

SRAM's X0 Hub offers lightweight, reliable performance. Ultra-durable, high-precision Speedball bearings spin smoothly in all conditions, and the tapered aluminum axle provides strength with minimal weight. This hub devours techy sections with it's super-smooth 6.9-degree engagement Double Time ratchet system. It accommodates standard 6-bolt rotors and comes with 12mm through-axle end caps and a 9mm quick release, so you can customize it to fit your ride.

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.

The DT Swiss 240s 6-Bolt Rear Hub hits the sweet spot between low weight and reliability. With multiple axle options, you can build up a high-end wheel for nearly any bike. DT's legendary Ratchet System ensures precise engagement and exceptional reliability, no matter how hard you stomp on the pedals. On the winning end of countless World Cups and local races in every discipline from XC to enduro to downhill, these hubs are the centerpiece for thousands of nearly frictionless rides.

The DT Swiss 240s road hub hits the sweet spot between light weight and reliability. Lace it up and it'll roll for thousands of nearly frictionless miles. The legendary Ratchet System ensures precise engagement and exceptional dependability, no matter how hard you stomp on the pedals.

Ready for everything from XC racing to enduro charging, the DT Swiss 240s Straightpull Center Lock hub hits the sweet spot between low weight and reliability. The straight pull spoke design makes for a stiff, responsive mountain bike wheel that will roll for thousands of nearly frictionless miles. Plus, DT's legendary Ratchet System ensures precise engagement and exceptional reliability, no matter how hard you stomp on the pedals.

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.

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 6-bolt disc hubs will roll for thousands of nearly frictionless miles.