These reproduction Betor shocks fit Pursangs from 1967-'73. They also fit the 1972-73 Astro models 1967 Matador M-26 and Sherpa S models 43,44,45,63,66 & 67 . They come in 13.5" length with 12mm mounting eyelet holes. The bodies are painted Bultaco red and have chrome springs.