✅ KEY SPECS:- Size: Choose 140mm / 160mm / 180mm / 203mm - check your frame/fork max- Finish: PVD Oil Slick Rainbow - color shifts purple/blue/gold with heat- Mount: 6-Bolt Standard - fits Shimano, SRAM, Magura, Zoom, Tektro hubs- Material: Stainless Steel + high carbon - better heat dissipation, less fade- Thickness: 1.8mm - stays true, fits all hydraulic/mechanical calipers  - Includes: 6x T25 Torx Bolts - no need to reuse rusty old bolts