- A laser-engraved index marking shows the middle of the plate, for balance purposes.
- Rubber grips.
- Rounded edges that make it easier to insert into the head.
For S2PRO Heads 1/4"-20 Captive Camera Tie-Down Screw Rubber Grips Locating Pin A laser-engraved index marking shows the middle of the plate, for balance purposes. Rounded edges that make it easier to insert into the head.