Promend BB68 Threaded Bottom Bracket Hollowtech Sealed Bearing Size_700x47c while still having enough range

while still having enough range to ride what they want

Speedone Pilot Hub

The SS+ uses the same build as the SS but adds a bead-to-bead layer of Panaracer’s ProTite puncture material for even more protection against tread and sidewall cuts for those extra demanding courses or rides with sharp flint rock

Added features

ELECTRONIC GEAR SHIFTERS

Promend BB68 Threaded Bottom Bracket Hollowtech Sealed Bearing Size_700x47c while still having enough rangePromend BB M68 Bottom Bracket (BB68) Specifications Size: 68 73 mm. Material: Aluminum Alloy + Steel Bearing: Steel sealed bearing Bearing size: 37x25x7mm Spindle size B. C: 1. 37 * 24 Suitable: Hollowtech Shimano and others 108 Grams