Nowy i nigdy nie używany. Kupiony 4 lata temu $195 USD. Cena do negocjacji.

https://kamerar.com "The Kamerar FF-3 Follow Focus mounts with a single 15mm Quick Release Rod Clamp and can be quickly removed from the rail system, making it easier to change lenses and gear positions. The FF-3 has a removable dry erase marking disc to mark your A/B Points for accurate repeating focus pulls".