ramrod If you send them to me I can rebuild them Otherwise you’re gambling with 40+ year old brake components
dmc lots of new options around, genuine and aftermarket. ipdusa. com, skandix. de, fcpeuro. com Berry Motor Group can post from Melbs Have a look at the sticky post for parts, loads in there: https://ozvolvo.org/d/420-420
dmc also ideal to mention your location, there may be a member nearby with a spare in their workshop/shed/garage.