https://www.trekbikes.com/nl/nl_NL/fietsuitrusting/fietsonderdelen/naven-naafonderdelen/bontrager-approved-loose-ball-rear-freewheel-hub-axle-kit/p/34949/
Bontrager Approved Loose Ball Rear Freewheel Hub Axle Kit - Trek Bikes (NL)
Enhance your cycling experience with Bontrager Approved Loose Ball Rear Freewheel Hub Axle Kit. Shop now!
freewheel hub