COVID-19 but we are still working for you. Order now and get fast delivery right to your doorstep. Indoor trainer ship worldwide.
Components / Parts
Sort by
Show result
  • Precise and reliable shifting for 2x11 speed drivetrains
  • Quick lever access
  • Light and responsive lever action
  • Better sealing performance
  • Low profile design avoids damage from rocks
  • SHIMANO's chain stabilizing technology reduces chain drop and makes for a quiet drivetrain
  • SHIMANO's SIL-TEC ensures the Super Narrow HG-X11 directional chain offers precise shifting and improved durability
  • SHIMANO's M5100-11cassette offers Rider Tuned gear steps for maximum cadence control
  • Ride anywhere with smooth and precise HG shifting
  • Smooth and quiet front shifting on the trail
  • Wider tire clearance
  • OPTICAL GEAR DISPLAY for easy visible gear position
  • System engineered drivetrain component for optimal transfer
  • Directional chain
  • Fast and precise shifting for modern mountain biking
  • Silent drivetrain in all gear positions
    • Decreased RD and chain tension in low gear
    • Bigger 13T pulley
  • Stable drivetrain in rough terrain
    • Low-profile design avoids damage from rocks
    • Chain stabilizer reduces chain drop, slap and noise
  • BOOST 110mm 148mm hub
  • Brand Name: KOOZER
  • Hub Hole Number: 32 Holes
  • Category: Bearing Hub
  • Position: Front + Rear
  • Braking System: Disc Brake
  • Material: Aluminum Alloy
  • Spoke Hole: 29 - 36
  • Disc Mount: Yes
  • Extra wide bearing surface for a much more efficient power transmission
  • The heavy-duty stainless steel insert is wear-resistant and torsion-resistant
  • Suitable for racing, from competition riders to recreational riders
  • Wider bearing spacing for uniform load distribution
  • Adjustable release tension
ULTEGRA R8000 series:
- "pro-proven"
- a direct trickle down from DURA-ACE groupset.
1. Shifters
- guarantee same level of shifting & braking
-greater range of reach adjust
- light front shift
2. RD
- updated with SHIMANO SHADOW RD design
- sleek appearance, optimized shifting
3. FD
- offers lighter front shifting
- easier setup with new construction
- matches wider pitch of crank
- increase compatibility with disc brake
1. ST-R7000 Dual-Control Lever

2. FD-R7000 Front Derailleur (Brazed-On or with 34.9 clamp):

3. RD-R7000 Rear Derailleur SS 


  • Super lightweight: 11-12-13-14-15-17-19-21-23-25-28T (~180g)
  • similar as SRAM Red, much lighter than Dura Ace R9100 11-28T (205g). It’s a standard HG-style, very easy to install and replace
  • Quicker lever access and light operation
  • Shifts max. 3 gears at a time (Main lever)
  • OPTICAL GEAR DISPLAY for easy visible gear position
  • Smooth, Especially ceramics Peilin axis
  • Greatly improved abrasion resistance Not easy to rust
  • Fit for Shimano, FSA, Hollo.wtech II, Race-Face X-Type series
  • Fit for MTB/Road bike

1. Adapter 24mm axle compatible with shimano or sram system.
2. Interlock design to reduce noise issues and excellent stiffness.
3. Active seals easily maintain & adding grease.
4. Double Oring design to prevent water into frame as buffer between frame and BB.
5. Compatible with 68mm(road)/73mm(MTB) frame width.
6. Easily tighten up with locking kits.

  • Direct cable routing prevents snagging from any trail side hazards
  • Alloy and steel construction leads to lower weight without compromising strength and durability
  • Wide link design increases rigidity and service life
  • Top normalreturn spring lends to incredibly intuitive operation when combined with Rapidfire shifters
  • Large 11 tooth pulleys are used for longer life
  • Made in Japan!
  • Inclusive chain connector
  • Weight: 285 g

Material: titanium

Type: quick-release

Size: [front] 100 mm; [rear] 130 mm

Compatible Components: road wheels

Recommended Use: road cycling