Shimano Dura-Ace FH-9000 Rear Hub Quick Release MPFN-30335317091 The product testers say it’s

The product testers say it’s pretty comfortable

Flat Protection Thorn Resistant ISO Diameter 406 / 20" BMX ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 ISO Width (mm) 38 ISO Width (mm) 39 ISO Width (mm) 40 ISO Width (mm) 41 ISO Width (mm) 42 ISO Width (mm) 43 ISO Width (mm) 44 ISO Width (mm) 45 ISO Width (mm) 46 ISO Width (mm) 47 ISO Width (mm) 48 ISO Width (mm) 49 Labeled Size 20 x 1

ultra-safe fixation system

55 mm chainline

Compatible with FSA Modular crankset (Gossamer/Energy/SL-K/ K-FORCE)

Shimano Dura-Ace FH-9000 Rear Hub Quick Release MPFN-30335317091 The product testers say it’sShimano Dura Ace FH 9000 Rear Hub Quick Release. Shimano Dura Ace 9000 Rear Hub Quick Release Skewers TECH SPECS Rear Axle Type Standard QR