Mark, The screw is based on a M3x0.5 x 15 metric cap screw. It has a slightly larger knurled cap attached and the tip has been pointed. So a 15 or 20mm long cap screw should suffice. They are readily available in UK/Europe - John -----Original Message----- From: rollei_list-bounce@xxxxxxxxxxxxx [mailto:rollei_list-bounce@xxxxxxxxxxxxx] On Behalf Of Mark A. Kay, M.D., Ph.D. Sent: 05 June 2006 19:31 To: rollei_list@xxxxxxxxxxxxx Subject: [rollei_list] Re: missing clamp screw HI all i am missing a lens-adapter clamp screw for the rollei x act 2. IF anyone has an extra or knows where i can get one... please let me know.. thanks -- Mark A. Kay MD, PhD Professor Dennis Farrey Family Professor Departments of Pediatrics and Genetics Stanford University Lab information: http://kaylab.stanford.edu Program in Gene Therapy: http://med.stanford.edu/genetherapy/ Photo gallery: http://markkayphotography.smugmug.com/gallery/1305161 --- Rollei List - Post to rollei_list@xxxxxxxxxxxxx - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' in the subject field OR by logging into www.freelists.org - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field OR by logging into www.freelists.org - Online, searchable archives are available at //www.freelists.org/archives/rollei_list --- Rollei List - Post to rollei_list@xxxxxxxxxxxxx - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' in the subject field OR by logging into www.freelists.org - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field OR by logging into www.freelists.org - Online, searchable archives are available at //www.freelists.org/archives/rollei_list