All Eclat wheel sets are built by hand, they come with stainless steel spokes, rim tape and black nipples and they roll forever! Rim: Material 6066-T6 alloy, flash welded Size 38mm x 19mm, 387mm ERD, 36h only Colors black, sandblast red, chrome, just grey Features heavy-duty street rim, unique wider 38mm box-shaped design with internal re-enforcements and increased thickness sidewalls and spoke hole area to prevent twisting and spoke pull damage, available as a complete wheel Hub: Material: 6061-T6 alloy refined hub-shell Axle:4130 crmo female axle. 3/8″ thread Bearings 2 sealed OVERSIZE 32mm high-quality bearings Spokes: 36h Colours black Features: • hub uses x2 OVERSIZE rear hub bearings for increased smoothness and durability • super strong, grind-friendly hub • hex key inner axle for easy maintenance • narrow flange for better spoke clearance when grinding • includes x2 nylon/ fiberglass hub guards Measurements: PCD: 45mm, Flange offset 26.75mm