Wrench a small magnetic wrench on the bottom for tightening the thumbwheel
ARRI Positioning Pin Expansion Pin Features stretchable pins to prevent twisting 1/4"-20 Screw Expansion Pin Magnetic Wrench A small magnetic wrench on the bottom for tightening the thumbwheel
PurchaseSmallRig Magic Arm with Dual Ball Heads (1/4-20 Sc...