No, this rig uses the 19mm Studio standard (104mm spacing). To use 15mm accessories, you would need a 19mm-to-15mm rod adapter or a multi-standard baseplate.
Yes, the rig features standard ARRI Rosettes with M6 threading, allowing you to attach professional handgrips, extension arms, and follow focus triggers.
This professional rig is rated for payloads up to 25kg (55 lbs), making it suitable for fully rigged cinema cameras with large batteries and heavy zoom lenses.