sizes: WITH 20mm OFFSET: 32- 35- 37- 38- 39- 40- 41- 42- 43- 45- 46- 50- 52- 52.8- 53.5mm. And WITH 35mm OFFSET: 32- 35- 37- 38- 39- 40- 41- 42- 43- 45- 46- 50- 52- 52.8- and 53.5mm. Also available WITH 45mm OFFSET: 40- 41- 42- 43- 45- 46- 50- 52- 52.8- and 53.5mm