Just drop-in your short action Tikka T3 or Remington 700 and you will be up and running in minutes.

Each upgrade kit contains:
1 x Black LSS Chassis
1 x Collapsible Buffer Tube
1 x Castle Nut
1 x Black Collapsible Hogue Stock
1 x Folding Stock Adapter
1 x Picatinny Rail with QD sockets
1 x AR15 Pistol Grip
2 x AICS 10 Shot Magazines (FDE)

Substitutes are fine with some cost adjustment either way.

Available here