Puig brake lever adaptor to suit:

BMW C600 SPORT (2012, 2013, 2014, 2015)
BMW C650 GT (2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020)
BMW C650 SPORT (2016, 2017, 2018, 2019, 2020)

RRP 59.95
Brand Puig