6×132 to 6×139.7 Wheel Adapters 25mm (1″) 74.5mm Bore M14x1.5 Studs (2pcs) | CNC 6061-T6 Forged, 10.9 Grade Studs, Anodized, For GMC Acadia Buick Enclave Chevy Traverse to Use 6×139.7 (6×5.5) Wheels. STUD CLEARANCE & TORQUE SPECS: At 25mm thickness, factory studs may protrude past the adapter face; your wheels must have cavities (pockets) on the back for clearance.