Parts

- Durable CrMo construction with 4-pawl internal engagement system - Fits left-hand (LH) threaded hubs only (allows mounting drivetrain on left side of bike for grinding on the right side) - Maintain with petroleum based lubricant (no wax/Teflon)

Avid takes entry level to a whole new level with the BB5s, which feature ball bearings (where the BB comes from in the name), a melt-forged body and a CleanSweep rotor for excellent stopping power and awesome durability. Plus, an inboard pad adjustment knob lets you dial in the perfect distance between the rotor and the pads, while Avid's ingenious Tri-Align caliper-positioning system perfectly aligns the pads parallel to the rotor in seconds. And, the tool-free pad replacement and adjustment makes quick work out of accommodating for pad wear, so you always have positive, powerful braking.

Turn potholes into pavement with Bontrager's Race Lite IsoZone VR-CF Handlebar. Fusing IsoZone pads directly onto the bar, Bontrager created a bar that beats the buzz without added bulk so your hands and arms will feel fresh after miles of riding. Crafted from custom-butted, shot-peened 6061-T6 aluminum for the perfect balance of strength, lightness, stiffness and durability, the Race Lite IsoZone has a solid, yet svelte feel. A short reach, shallow drop and anatomic flare make riding in the drops comfortable and easy, while the etched positioning lines on the sides make lever placement a breeze.

Bontrager's Race Lite Stem is a reliable race-ready tiller worthy of the finest road and mountain machines. Thanks to its one-piece, cold-forged 6061-T6 aluminum construction, it's strong, light and stiff. The CNC-machined 4-bolt faceplate is ultra tough and evenly distributes clamping forces your bars. And, the angled, opposing-bolt steerer clamp is safe, secure and compatible with carbon steerers.

• Designed to keep dust and dirt out of V-Brake cable/housing systems

Super comfy and carbon bar friendly, Easton's lock-on grips provide a sure grip for your hands. Available in either a 30mm or 33mm diameter and seven colors, there's sure to be a grip that will get you going.

- No. series headsets offer excellent performance and value - No. 8b: 36x45 degree Cane Creek Integrated, or No. 10: Zero Stack shallow available for 1-1/8" applications - No. 10 S.H.I.S.: ZS44/28.6|ZS44/30 - No. 8B S.H.I.S.: IS42/28.6|IS42/30 - Stack: 5.2mm/3.7mm (No. 10), 8mm/1mm (No. 8B) - Color: Black - Weight: 93g (No. 10), 74g (No. 8B)

Greenfield's Stabilizer Rear-Mount Kickstand attaches to the rear chainstay of the bicycle so it's perfect for bikes that won't accept regular kickstands like mountain bikes. It comes complete with an extra wide rubber foot for superior stability and won't interfere with pedal action or rear derailleur cables. This is the stand of choice for law enforcement bike patrols throughout the U.S. - Fits tube sizes up to 7/8" in diameter - Certified Non-Corrosive Casting - Snap Action Mechanism - 285mm (for bikes 22" and under), 305mm (for bikes 22" and over)

Jagwire's Brake Noodles feature stainless-steel tubes with aluminum ends for durability and excellent performance. You get 10 of them for all your bicycle setup needs.

Compatible with linear-pull and cantilever brakes, Jagwire's Mountain Sport Brake Pads boast Jagwire's tried-and-true all-weather compound for excellent speed control, stopping power and durability. They come in standard Black plus Yellow, Red, Pink, Blue and Gray for adding a little style to your ride.

Jagwire's Open End Caps for Shift Housing are quality ferrules that put the finishing touch on your shift cable housing sections. They reinforce them so they stay straight and allow the cables and derailleurs to operate as smoothly as possible.

Jagwire's Road Pro Inserts are a nice upgrade for Shimano and SRAM sidepull brakes. They're made of Jagwire's Pro Series compound in three versions for excellent stopping power in all conditions and with aluminum and carbon rims.

Jagwire's Sport Slick Stainless Shift Cable is a high-quality shift cable made of stainless steel for excellent shifting performance, corrosion resistance and durability. It also comes in lengths to fit single and tandem bicycles.

Ensure a sure grip on your base bars, even with sweaty hands, thanks to Profile's Aero Grips. They're made of a soft Kraton rubber compound for comfort and control.

For the ultimate combination of aerodynamics, lightness and comfort, Profile Design makes the sleek T2+ Carbon Extensions. Use these in conjunction with your base bars (sold separately) to achieve your most efficient full-tuck riding position. With their ergonomic gripping area and S bend, you'll fly down the road.

Service kits include dust seals, foam rings, oil seals, air and damper o-rings needed for basic service.

RockShox's XC 30 TK delivers 100mm of smooth suspension at a price that will amaze. This value-packed fork takes care of business with big budget features like lightweight magnesium lowers, 30mm stanchions, external rebound adjustment, and a TurnKey lockout. The coil-spring suspension features a preload adjustment to fine tune the fork for the rider. With an aluminum crown and steel steerer, the XC 30 has the response to guide you smoothly down the trail.

SRAM's MRX Comp Twist Shifters are simple to use and offer solid shifting and reliable construction. Shifting one gear or the whole range is simple with just a twist of the wrist. They shift a 2:1 Shimano rear derailleur and a SRAM or Shimano derailleur up front.

These are the correct connecting links for SRAM's PowerLink 9-speed chains. They are great for installing new chains and fixing chains on the road and trail, too.

These are the correct connecting links for SRAM's PowerLink 8-speed chains. They are great for installing new chains and fixing chains on the road and trail, too.

These are the correct connecting links for SRAM's 11-speed chains. They are great for installing new chains and fixing chains on the road and trail, too. They come in a four pack, for use with four chains.

Hose fittings fit many of SRAM's newest hydraulic brake models. - Fittings are backwards compatible with older SRAM and Avid hydraulic brakes

Shimano's Alivio Rear Derailleur is built to withstand the rigors of off-road riding, with a lightweight aluminum body and low-friction pivots for incredibly easy and smooth shifting. And, the Alivio features 11-tooth pulleys, which alternate chain-link contact reducing wear and smoothing pedaling.

Based on their race-winning XTR design, Shimano's Deore XT SPD Pedals deliver super easy entry and exit, wide, stable platforms, and an open, mud-shedding design. They're also built to last with tough chromoly axles and low-maintenance sealed bearings. And the cleat tension is adjustable so you can dial in the perfect setting.

Shimano's Dura-Ace Di2 takes shifting to the next level. This amazing technology is powered by this small, light, high-output Lithium Ion battery that delivers reliable, long life even in the worst of conditions. Even while riding terrain that requires lots of shifting, the battery is capable of about 1,250 miles of use before requiring recharging (this takes 90 minutes). The battery includes a mount that easily attaches to the bottle cage bolts on your frame. And, the battery can be removed without tools for charging (charger sold separately).

- Smooth and reliable shifting performance with asymmetric plate design for 11-speed - SIL-TEC surface treatment

Shimano's M424s features large, replaceable resin platforms for sure footing on every ride, along with easy to enter and exit Shimano SPD bindings. With cartridge-bearings and a simple binding tension adjustment, these are grippy, user-friendly and durable all-terrain pedals you'll love.

Shimano's PD-R540 Pedals are fine pedals at a great value. Entry and exit is natural so you'll have no trouble starting and stopping. And, when you're clipped in you'll pedal with more power and comfort. The R540s are light, too, so they make a nice upgrade.

Shimano's Tiagra 10-speed Chain offers crisp shifting and excellent durability. Smooth, precise shifts come courtesy of the engineered inner and outer plates that are specifically designed to accommodate the unique requirements of a moving chain.

Shimano's Ultegra 11-speed Chain offers crisp shifting and excellent durability. Smooth, precise shifts come courtesy of the meticulously engineered inner and outer plate chamfers that are specifically designed to accommodate the unique requirements of a moving chain. Shimano's SIL-TEC Coating decreases friction and driving noise, sheds mud and water for less chain maintenance, and increases wear and abrasion resistance for longer chain life.