The Tilta FF-T03 Follow Focus can be mounted on any 15mm rod system and allows you to make smooth focus adjustments. Fluid movement ensures smooth control and two hard stops ensure precision adjustment. You can get an entire handheld rig here: Handheld Rig ($49) - https://www.sharegrid.com/losangeles/l/121589?type=rent Other handheld rig accessories include: Follow Focus (19mm, baseplate added separately) ($19) - https://www.sharegrid.com/losangeles/l/79631?type=rent Mattebox-Swing Away (19mm / 15mm) ($19) - https://www.sharegrid.com/losangeles/l/105909?type=rent Noga Arm ($9) - https://www.sharegrid.com/losangeles/l/79649?type=rent Shoulder Pad (15mm) ($9) - https://www.sharegrid.com/losangeles/l/79636?type=rent Here's electronic follow focuses: Tilta Nucleus Nano ($19) - https://www.sharegrid.com/losangeles/l/119585-tilta-nucleus-nano-wireless-focus-control-system