BRM S-139A Suspension kit: S-136A1 screws springs 4.0mm aluminum nuts O.R. 3.8mm spring mounts aluminum bar photo-etch 10.90 €
BRM S-139B Suspension kit: S-136A1 screws springs 3.0mm aluminum nuts O.R. 2.8mm spring mounts aluminum bar photo-etch 10.90 €