All round use 20" Malice TCS (Tubeless Compatible System) rim from Alienation made from 6069 T6 alloy, Double wall with welded joint. A super solid rim ready to shred. No Radial Lacing, 3 cross specific drilled. ###section### Product Specs WHEEL SIZE: 20" SEAM: Welded ERD: 394 HEIGHT: 9.9 WIDTH: 28.5 SPOKE HOLES: 36 WEIGHT: 325g Colour: Gold, Matt Black