How can I caluculate the price.
Why dont you just go to the concerned Market ,select the one that suits your requirement and there you try it for compressibility and power release, By the way what kind of device are you trying to release and distance/trajectory etc etc...!Qulity is a consideration and if you are a Rocket Buff dont ask this!
Pro Shocks Coil-Over Spring 350 lbs./in. Rate 11" Len 2.5" Dia Chrome Plated. EA, Pro Shocks Coil-Over Spring 225 lbs./in. Rate 11" Len 2.5" Dia Chrome Plated. EA, AFCO Racing Coil-Over Spring 175 lbs./in. Rate 10" Length 2.625" Dia Chrome EA, AFCO Racing 25150 Racing Spring Coil 150 lbs./in. Rate 11" Length 5" Diameter Ea, Summit Racing Coil-Over Spring 200 lbs./in. Rate 10" Length 2.5" Diameter Each, Summit Racing Coil-Over Spring 125 lbs./in. Rate 10" Length 2.5" Diameter Each, Pro Shocks Coil-Over Spring 400 lbs./in. Rate 9" Len 2.5" Dia Chrome Plated. EA, QA1 Coil-Over Spring 400 lbs./in. Rate 10" Length 2.5" Dia Silver EA, AFCO Racing Racing Spring Coil Conventional 550 lbs./in. Rate 9.5" Len 5.0" Dia, Summit Racing Coil-Over Spring 500 lbs./in. Rate 12" Length 2.5" Diameter Each, Pro Shocks Coil-Over Spring 600 lbs./in. Rate 9" Len 2.5" Dia Chrome Plated. EA, RideTech Coil-Over Spring 225 lbs./in. Rate 10" Length 3.5" Dia Blue EA, QA1 Coil-Over Spring 100 lbs./in. Rate 10" Length 2.5" Dia Silver EA, QA1 Precision Prod Coil-Over Spring 350 lbs/in Rate 10" L 3.5" Dia Silver, QA1 Precision Prod Coil-Over Spring 500 lbs/in Rate 9" L 2.5" Dia Silver 9-500, Eibach Coil Spring Rear 5.000" OD 11.000" Length 225 lbs/in.Spring Rate EA, Eibach Coil-Over Spring 2.500" ID 12.000" Length 125 lbs./in.Spring Rate EA, Eibach Coil-Over Spring 2.250" ID 9.000" Length 700 lbs./in.Spring Rate EA, Eibach Coil Spring Rear 5.000" OD 15.000" Length 300 lbs/in.Spring Rate EA, Eibach Coil Spring Rear 5.000" OD 15.000" Length 175 lbs/in.Spring Rate EA, Eibach Coil Spring Rear 5.000" OD 13.000" Length 225 lbs/in.Spring Rate EA, Eibach Coil Spring Front 5.000" OD 9.500" Length 1000 lbs/in.Spring Rate EA, Eibach Coil-Over Spring 225 lbs./in. Rate 16" Length 5.00" Dia Red EA, Eibach Coil-Over Spring 150 lbs./in. Rate 16" Length 5.00" Dia Red EA, Eibach Coil Spring Rear 5.000" OD 13.000" Length 175 lbs/in.Spring Rate EA, Eibach Coil Spring Rear 5.000" OD 11.000" Length 425 lbs/in.Spring Rate EA, Eibach Coil Spring Rear 5.000" OD 15.000" Length 200 lbs/in.Spring Rate EA, Eibach Coil Spring Rear 5.000" OD 13.000" Length 350 lbs/in.Spring Rate EA, Eibach Coil Spring Rear 5.000" OD 13.000" Length 250 lbs/in.Spring Rate EA, Eibach Coil Spring Rear 5.000" OD 15.000" Length 275 lbs/in.Spring Rate EA,