Base Monorail - 25cm Actus-B This higher bayonet is needed

This higher bayonet is needed to mount MFT-mount bodies like the Olympus OMD series

Since these lenses are fitted with a helical focus mount

Its distinctions over the latter are fine gearing on the horizontal shift and a detachable bayonet holder

For Digital Back with Electronic Shutter

Base Monorail - 25cm Actus-B This higher bayonet is neededULM 26 *Special Order Cannot Be Returned Short Monorail for Ultima, Legend, Master and SF camera system Length 25 cm 10" . Monorail can be extended. Compatibility 45 SR 45 SF 23 SF 45 Repro D Master Master Plus Legend Legend Plus Ultima 23 Ultima 45 ACTUS XL DB ACTUS XL 35 Technical details Monorail Length: 250 mm (excl. end caps) W H Diameter: 50x30 mm