Firmly attach to the axle head and nut with high quality setscrews Precision machined from aluminum for the perfect fit Made in the USA Check rear axle head and nut size before ordering to ensure proper fit. - Harley-Davidson 883 SuperLow XLL (2013, 2015, 2017, 2018, 2019, 2014, 2016); Harley-Davidson Forty-Eight XLX (2013, 2014, 2019, 2022, 2015, 2017, 2021, 2016, 2018, 2020); Harley-Davidson 1200 Custom EFI XLC (2014, 2013, 2017, 2015, 2019, 2016, 2018); Harley-Davidson Iron 883 XLN (2014, 2017, 2022, 2018, 2020, 2013, 2019, 2016, 2015, 2021); Harley-Davidson Seventy-Two XLV (2015, 2013, 2014, 2016); Harley-Davidson 1200 Roadster XLCX (2018, 2017, 2020, 2016, 2019); Harley-Davidson 1200 XLCP (2017, 2016, 2013, 2015, 2014); Harley-Davidson Iron 1200 XLNS (2021, 2019, 2020, 2018); Harley-Davidson SuperLow 1200 XLT (2014, 2017, 2016, 2015); Harley-Davidson Forty-Eight Special XLXS (2019, 2018)