Through Authenticate 
451-S24 is a sealed bearing and excellent wheelset for folding and
road bikes which has an upgrade aero spokes and aluminum nipples.
20''(406/451) and 18''(355) wheelsets are also available.
Weight: 1154g(20''-451)
Rim: sleeved 24mm height
Hub: 100/130mm
Spoke: Stainless
Nipple: Aluminum
