Drivetrain

Steel body

9 speed freewheel designed specifically for use with E-bikes or heavy duty applications.
Nickel plated for superior strength and corrosion resistance.

Nickel plated finish for corrosion resistanceDrilled cogs for weight savingsNickel plated steel lockring
The CS-HG400 cassette meets durability requirements for E-MTB applications

SHIMANO Equivalent MF-TZ21 / MF-TZ20 Freewheel

Sprockets are chrome-plated for hardness and corrosion resistance. Continuously molded cogs are straighter than stamped steel, resulting in more consistent, predictable shifting performance. Precision ramps and chamfers for rapid chain movement.

Hyperglide Technology For Reliable Shifting Performance. Zinc Phosphate Plated Cogs.

Replacement Left-Hand Cup For English Threaded European Bottom Brackets.

FSA Super Road Chainrings are designed to provide flawless shifting, with minimal weight and unmatched durability. N-11 chainrings are compatible with all 10 speed drivetrains, and compatible with FSA, SRAM and Shimano 11- speed drivetrains.

KMC chain are compatible with other major brands of drivetrains at a better cost. All KMC chains include either a missing link or replacement pins. High-quality KMC chains will keep your drivetrain shifting smoothly and reliably.

Riveted Adapter (Bmx-Track Type) For Frames With Rear Facing Dropouts. Dropouts Are The Slots Where The Wheels Nest Into The Frame.

Non-reusable connecting links for use with Sram or KMC 12 speed chains. Card of 2 connecting links.

The SRAM Red Axs 12-Speed Flattop Chain Features A Unique Link Shape That Allows The Chain To Be Narrower And Lighter While Increasing Strength And Providing More Tolerance Between Cogs. Hollowpin Construction For Increased Strength And Efficiency.

Hollow CroMo steel axle to replace rear axle. </br> See measurements below.</br> Includes all hardware.

Heavy duty use freewheel. Cold forged chromoly construction. 8 splines for removal. Oversize 3-pawl design. Uses 3/32" single speed chain.

Give Your Bike A Wider Range Of Gears Without Changing Anything But The Cassette. This 8-Speed 11-40t Will Make It Easier To Pedal Uphill And Keep Up With Your Pedals When Going Downhill.

FSA BB30/English Bottom Bracket Adaptor.</br>Allows conventional threaded bottom brackets to be installed in a BB30 frame; available in 68mm or 73mm.</br>Install with headset press(not included) and green Loctite (included).

Axle washers for use with 19mm bottom brackets.</br>19.1x26x2.0mm

Solid pins, inner and outer plates make for an economical chain choice with all the performance of higher level X-Series chains.

Affordable and reliable derailleur is great for repairs and upgrades.Compatible with 7-, 8-, and 9-speed systems.1:1 shifter-to-derailleur actuation ratio for precise light-action indexing.