BTR .660 Dual Spring Kit sk001s

The kit includes:
SP001-1 dual polished spring (qty 16)
VL7°8MM-1 locks (qty 32)
chromoly steel (SR001S-1) retainers (qty 16)
Locators for stock (SL505060-1) or bronze (SL565060-1) guides (qty 16)
VS LS valve seals (qty 16)
 
Spring specs are as follows:
•155 lbs @ 1.780"
•380 lbs @ 1.180"
•400 lbs @ 1.130"
•Coil bind @ 1.070"