This wheelset is based around the light weight Zenith double sided fixed or Fixed/free hubs. One spoke count 24F/28R is offered for simplicity (of the listing) and to keep weight down.
Rim options (all rims are for rim brake ) are the;
Pacenti Forza 24mm wide 25mm deep supplied tubeless ready
BORG22 - 450g 24mm wide 22mm deep supplied tubeless ready
BORG31 -490g 24mm wide 31mm deep supplied tubeless ready
H Plus Son Archetype - 485g 23mm wide 25mm deep - not tubeless compatible
Mavic Open Pro UST -410g 24mm wide tubeless ready
Tubeless ready means stans rim tape, stans 44mm tubeless valves and VAR RP42500 tyre levers are supplied (i.e you are thinking about fitting tubeless tyres). Normal clinchers and tubes can be used but why would you want to do that?
Spokes used are sapim race front and sapim force rear with black alloy self locking nipples. A spoke prep is used to allow the wheels to be trued at a later date not that should ever be needed.
Silver means, silver rims and spokes and black means, black hubs and spokes. The rims are black.
There are silver rim options just ask.
Zenith track have large flanges and use big reliable cartridge bearings and hollow steel axles.