Custom Wheel Adapters | Hub Centric Adapters | Built Quick
Amazon.com: EZAccessory 2 Wheel Adapters 5x5.5 to 6x5.5 (5x139.7 to 6x139.7) Thickness 2 Inch with 78mm Hub Centric Lip : Automotive
Amazon.com: 4 Wheel Adapters 5x4.5 to 6x5.5 (5x114.3 to 6x139.7) Hub Centric Fit For Chevy GMC 6 Lug Wheels With 78mm Bore Thickness 2 Inch : Automotive
Mainline Hub Adapters – DSX Tuning
DT Swiss front hub adapter 15x100mm to 12x100mm centerlock disc