The price is for one truck.

Instruction:

RTKP  is our patented design, it stands for reverse twin kingpin trucks, which included a master and a salve kingpin. Riders can place the bushing either in 2 or in 3 to satisfy different scenes. Carving, jumping, and Racing!!

Link for bushings :riptide accessories

Specs:

•            Hanger length 330mm 
•            With the length of an axle 458mm
•            Weighted 800g including all the hardware
•            Full CNCed by 7075 Alloy
•            Riptide caliber pivot
•            22mm*22mm mounting shape

Design in detail: 

Check out this video if you'd like to know this truck better.

Riding Clips:

How to choose bushings (References only)