Produts description:

Contains: front +rear wheels ,rim tape,skewers，spare spoke
Matieral: 3k carbon rims
Hubs: CNC ,aluminum Hubs,loud sound
Spokes: DT/SAPIM spokes
Nipples: alloy nipples
Custom type: front 20H ,rear 24H ;
Hub: Front 74/100mm x 9mm, rear 130x 10mm
Loudly，front 2，rear 4，6 pawls
Weight: front 543g, rear768g (451)
Rim：c brake rim
Rim size: 50mm
Fits for 20" 451 minivelo or Folding bike (Hub axle system 74/130mm
Packing size: 58*18*49
Origin: Made in China, build by SILVEROCK

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