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Machined from heat-treated, chrome-plated chromoly, these seriously tough cogs will hold up to massive track sprints and crazy skid-stops. Surly's Track Cogs are strong, shiny and they come in two widths and sizes from 13T to 22T so you can select the perfect gear.

- Slim and lightweight nylon composite body built tough for DH and enduro riding - Concave shape and 9 molded pins for maximum grip - Durable chromoly steel spindle - Sealed cartridge bearing for smooth long-lasting performance - Weight: 350g

Origin-8's Alloy Ramped Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with 8-, 9- and 10-speed drivetrain components. They have ramped teeth and are pinned for superior shifting and durability, and feature an attractive and corrosion-resistant black anodized finish.

- Proprietary engineering for the D-shaped steer of new generation Giant Propel - Ultra-light carbon composite reduces weight while optimizing the aerodynamic shape - Integrated aero shape from stem cap spacers to the headtube - Rounded front cap shape which connect the handlebar for improving the airflow from side angle - Square-engineered shaping achieves maximum stiffness and low weight - Simplified cable management hides all the cables underneath the stem

Shimano Acera FC-M361 cranksets feature sturdy construction, reliable shifting, and replaceable chainrings. - Spindle Interface type: Square Taper JIS

These PTFE-coated, stainless steel cable and housing sets reduce the sliding resistance to achieve lighter and quicker operation. Includes: - 1400mm x 5mm housing x 1 - 800mm x 5mm housing x 1 - 2050mm x 1.6mm cable x 1 - 1000mm x 1.6mm cable x 1

Shimano's Acera rear derailleur makes use of advanced designs that make it shift better and last longer. HyperGlide technology results in faster shifting, and Double Servo technology utilizes a double servo-panta mechanism that enables the rear derailleur to track perfectly to each shift and maintain an optimum distance from each sprocket. - Maximum cog size: 34t - Total capacity: 45t - Pulleys: 11t - Chain compatibility: HG 9-speed

Made from 100% naturally grippy, medical-grade silicone, this grip is designed to keep you in control. The oversized lock-on grip is extra thick for high comfort, with durable rubberized bar ends to stop scuffs. - Pure silicone - Ovalised core - Lock-on design - Durable and tough - Diameter: 32mm - Length: 135mm - Weight: 108g pair

Specialized's Comp Multi Stem is forged and machined from 6061 aluminum for stiff, responsive handling. The 6-degree rise puts your bars in a position for improved control and the 31.8mm handlebar clamp is compatible with composite and aluminum handlebars.

Dimension 31.8 Stems are fully forged 6061-T6 aluminum stems that have a 4-bolt handlebar clamp. - 31.8mm can be used with 26.0 bars with additional shim (SM5317) - Dimension stems are not intended for use with carbon handlebars or carbon steer tubes - Weight: 130g-180g

Run your 386EVO crank with your frame that is designed for BB86 Shimano Pressfit bottom brackets with this FSA bottom bracket. - 2 lines of bearings on each side

Add a little comfort to your bike with Liv's Silicone Foam Grips. Their anti-vibration silicone foam absorbs shocks while the non-slip surface provides you with maximum control.

- Top lock nut for threaded headsets - Includes water seal - Bag of 10 Lock Nuts

- Forged aluminum - 7/8-inch seat-clamp diameter - 165 grams

Specialized's Enduro XL Locking Grips boast an oversize diameter for maximum control in even the most challenging situations. Their soft-density, textured outers provide an outstanding grip and superb comfort, while the firm inners and locking clamps built into the ends keep the grips securely in place on your handlebars.

SRAM's 1050 10-Speed Cassette is a great choice. It's constructed of light and durable materials and boasts SRAM's PowerGlide tooth profiles and shift ramps for quick and positive gear changes every time. This trick cassette also sports a semi-spider construction for a maximum stiffness-to-weight ratio and is available in myriad configurations to suit all your riding. There are even models with 36-tooth largest cogs for super-easy climbing.

The Problem Solvers Compression Plug for 1 1/8-inch Forks is for threadless aluminum and carbon forks. It fits tightly inside the fork and provides easy headset adjustment and a nice, clean look.

Shimano's Sora Flat Bar Brake Levers offer powerful, confident braking for bikes with flat bars. Their aluminum levers are ergonomically positioned for a confident grip.

- Anodized silver clamp with an anodized and fluted grooved post - Length: 350mm - Material: Alloy - Setback: 25mm

• Square taper interface • Only includes left crank

An quick way to make a bike more comfortable, Dimension High-bars come in four different rises for inexpensive and easy bar-height changes. - Four rise options available from 30-100mm - AL-6061 aluminum alloy - ISO4210 Safety Tested for City/Trekking use - Not recommended for use with bar-ends or clip-on aero bars - 15-degree sweep

Shimano Ultegra R8000 crankset. - Optimized lightweight crank arm design produces excellent power transfer efficiency - Minimized weight without sacrificing stiffness - Hollowtech II - Rider tuned gear performance through various gear combinations - Possible to choose the best choice for ride - Redesigned FC for greater frame compatibility - Wider gear pitch increases clearance between chain and leading teeth to provide compatibility with frames with O.L.D. 135mm and 410mm chain stay length - Model Number : FC-R8000 - Series: Ultegra - Crank Construction: Hollowtech II - Crank Arm Length : 165, 170, 172.5, 175mm - Bottom Bracket : SM-BBR60/SM-BBR60-PB - Chain Line: 43.5 - Average Weight: 690 grams (53-39T), 681 grams (52-36T), 674 grams (50-34T), 668 grams (46-36T)

To keep your Avid brakes functioning properly, check your pads for wear and replace them when necessary. Organic compound pads are softer for quieter braking and increased modulation, while metallic pads dissipate heat better and last a bit longer. Two pads, one retraction spring and a mounting bolt are included (enough for one brake) in each pad set. And, choose an aluminum backing plate if you're really counting the grams.

- X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear - Specially designed tooth profiles for improved wear - More durable finish - Bolt Circle Diameter (BCD): 107 BCD - Speeds: 12 - Material: Aluminum

The KMC X-Series has been designed with the specific characteristics of the Shimano, SRAM, and Campagnolo systems in mind and will meet the most demanding requirements. Elaborately designed and manufactured, the X-Bridge technology, thanks to precisely chamfered plates, allows a smooth propulsion and perfect gear changes in all driving situations. - Size: 1/2"x11/128" - Length: 116 Links - Weight: 273 grams

- DT Swiss cartridge bearings - Sold in pairs

Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles. - Fits JIS Square-Taper Cranksets - Hollow spindle - Crankarm fixing bolts not included

Dimension Downtown Saddles - Lightweight, shock-absorbing - EVA injection molded foam - Clamp Style: Std Rails - Rail Material: Steel

Featuring purpose-engineered shaping, Giant’s all-new aluminum Contact SL stem is stiff, strong and ultra-light. Available in 0° and ±10°angles and eight lengths from 70 to 140mm brings superior performance to a wide range of riders. VERSATILE FIT Available in eight sizes, ranging from 70mm to 140mm, and 2 angles (±0°/ ±10°), the Contact SL stem is perfect for any ride experience. - Super stiff, ultra-light aluminum - Compatible with all Giant OD1 and OD2 steer tubes - Integrated silhouette from stem to cone spacers - Compatible with Giant's Contact SLR/SL computer mount

Need a hand-friendly quick-release with some major bling? Then Salsa's Flip-Lock Seat Clamps are just what you're waiting for! Regarded as some of the best out there by those in the know, these sweet seat collars are super tough, easy to use and come in a variety of colors to please your palette. - Machined 6061-AL with stainless steel pivot and bolt - Anodized with laser-etched logo - Integrated Flip-Off lever - 30.0 clamp for most Salsa steel frames - 30.6 clamp for most Salsa Scandium frames - For smooth operation, lightly grease the bolt threads and keep all parts clean