Recoil springs for FULL SIZE MODELS are available with load rated specifications to help tailor the recoil function. Each recoil spring includes an extra power firing pin spring. NOTE: recoil spring replaces outer recoil spring only. Short buffer spring should not be changed.

• Reduced Power...: 10 Lb.
• Factory Standard.: 12 Lb. (9mm & .40 S&W)
• Factory Standard.: 14 Lb. (.45 ACP)
• Extra Power.........: 16, 18 & 20 Lb.

For all calibers, full size and compact models 

• Reduced Power...: 10 & 12 Lb.
• Factory Standard.: 14 Lb. (Reference Only)
• Extra Power........: 16 Lb.

Magazine springs for the H&K USP's are available in +10% extra power to improve feeding and reliability.

For use in:
         USP - Full-Size 9mm - 15 Rounds
         UPS - Compact 9mm - 13 Rounds
         USP - Full-Size .40/.357 - 13 Rounds
         USP - Compact .40/.357 - 12 Rounds
         USP - Compact .45 ACP - 8 Round

         Also for use in:
            HK45 - Compact .45 ACP - 8 Rounds
            P2000 - 9mm - 13 Rounds
            P2000 - .40/.357 - 12 Rounds

For use in:
          USP - Full-Size & Compact Models in 9mm - 10 Rounds
          USP - Full-Size & Compact Models in .40/.357 - 10 Rounds
          USP - Full-Size .45 ACP - 10 rounds

          Also for use in:
             P2000 - 9mm, .40/.357 - 10 Rounds
             VP9 - 9mm - 10 Rounds
             P30 - 9mm, .40/.357 - 10 Rounds

For use in:
          USP - Full-Size .45 ACP - 12 rounds
          Law Enforcement Magazine

  For use in:
        USP - Expert Magazine 9mm - 18 Rounds
        USP - Jet Funnel Magazine 9mm - 18 Rounds
       
         Also for use in:
            HK45, All Series - .45 ACP - 10 Rounds

 For use in:
        USP - Expert Magazine .40 - 16 Rounds

        Also for use in:
            P30, P30L, P30S, P30LS - 9mm - 15 Rounds
            P30, P30L, P30S, P30LS - .40 - 13 Rounds
            VP9 - 9mm - 15 Rounds