Fits and Made for/Compatible with all Ford Mustang GT shift knobs 6-Speed model years 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 Shift knob functions perfectly with factory installed reverse lockout Machined with precision, powder-coated, and laser engraved shift pattern in Lancaster PA USA Ergonomically designed for ease of install (NO Modification Required), comfort, and enhanced shifting Weighted stainless steel; approx 500g The Billetworkz Weighted Stainless Steel Gear Shift Knobs Fits and Made for/Compatible with Ford Mustang GT model years from 2015-25. It is designed to precisely work with the factory reverse lockout. Machined with precision and powder coated in Lancaster PA USA. An aluminum threaded insert will be included to allow for proper fitment.