Yes, it will.
The ProMag Archangel Quick Break-Down Stock does not include a magazine.
It's possible, but cannot verify that any modification to the specified manufacturer firearm with work with this item.
I have not found any information verifying compatibility of this item with the Rossi RS 22.
No it will not.
Yes, The Archangel© Quick Break Down (QBD) stock converts standard Ruger© 10/22© models into a quick break down design. A patent pending stainless steel V-block clamp with adjustable toggle lever facilitates rapid but precise barrel removal and installation. Clamp system repeats zero even with receiver mounted optics. The folding stock design with integrated barrel storage enables the rifle to be stored in compact spaces; perfect for campers and survivalists.
Yes, this stock is for the standard versions instead of the takedowns.
No as it is made for a Luger 10/22.
The "breakdown" is in reference of being able to easily break down and fold this stock.
The Archangel© Quick Break Down (QBD) stock converts standard Ruger© 10/22© models into a quick break down design. A patent pending stainless steel V-block clamp with adjustable toggle lever facilitates rapid but precise barrel removal and installation. Clamp system repeats zero even with receiver mounted optics. The folding stock design with integrated barrel storage enables the rifle to be stored in compact spaces; perfect for campers and survivalists.
Here are the dimensions as per the manufacturer:
Width:13.50 (in)
Height:20.50 (in)
Depth:2.50 (in)