Markins PL-55 mercury letting you clamp a reflector

letting you clamp a reflector to a light stand (both sold separately) and easily adjust its angle and direction

with some cosmetic wear

If you're curious about dabbling in macro work

just with the distributor’s name on it instead of Manfrotto’s

short of an 8x10

Markins PL-55 mercury letting you clamp a reflectorThe Markins PL 55 is an Arca compatible lens plate with an anti twist feature on one edge. It's designed for mounting on telephoto lens supports, but as long as your setup can accommodate that protruding anti twist feature, you can use it on anything you'd like. Measures approximately 35x55mm; the anti twist feature is on the short edge.