Axle Nuts 3/8" for Roller Trainers SHIMANO Nexus/Alfine Solid Axle

These special axle nuts with 3/8” thread are required to fix bicycles without quick-release axle into the rear wheel support system of a Tacx® roller trainer. Their round nut heads make sure they fit perfectly. This allows you to safely mount e.g. singlespeed bikes with a solid axle or other bikes with a compatible Nexus or Alfine gear hub and without quick release on Tacx rollers.

Details:
• Special nuts 3/8” to use bicycles on roller trainers
• Compatible with solid axles and Nexus/Alfine rear hubs with 3/8” thread
• Helps connect the rear axle of your bicycle to the trainer
• Quickly locks in place in the mounting system of the roller trainer
• NOT compatible with Tacx® direct drive trainers
• Material: steel, galvanised
• External hex socket: approx. 15 mm

Compatible gear hubs:
• SG-4R31
• 4C30
• 7R40/41/42
• 7C21
as well as all SHIMANO Nexus/Alfine gear hubs

Compatible Tacx® roller trainers:
• Blue Matic
• Blue Motion
• Blue Twist
• Boost
• Booster
• Bushido
• Flow
• Genius
• Satori
• Sirius
• Vortex

In the box:
• 2 Tacx® axle nuts 3/8” for roller trainers