Wolff FIRESTAR 9mm & .40, XP RECOIL SPRING 18LB

Recoil Springs are available with load-rated specifications to tailor the recoil function to individual needs. Each load-rated recoil spring pak includes an extra power firing pin spring.

• Reduced Power…: None Available
• Factory Standard.: 16 Lb.
• Extra Power………: 18, 20, 22, & 24 Lb.