Recoil springs for the Hi-Power are available in conventional design for factory and extra power springs and in variable power design for reduced power springs. All are made with load-rated specifications to allow customizing of the recoil function to individual needs. Each load-rated recoil spring pak includes an extra power firing pin spring.

Ratings Note:
     Browning Hi-Power in 9mm has a 17 Lb. factory recoil spring.
     Browning Hi-Power in .40 S&W has a 20 Lb. factory recoil spring.

• Stock No. 13137 - Recoil Calibration Pak: Contains 1 each of the above conventional recoil springs in 17, 18.5, 20 and 22 pounds. Three extra power firing pin springs are also included. 
         
• Stock No. 13138 - Variable Calibration Pak: Contains 1 each of the above reduced power variable recoil springs in 10, 11, 12, 13, 14, 15 and 16 pounds. Three extra power firing pin springs are also included.
  
  
• Stock No. 14050 - Performance Pak: Contains 1 each 12 Lb. reduced power variable recoil spring, 18.5 Lb. extra power recoil spring, extra power firing pin spring and 26 Lb. reduced power hammer spring.

Hammer springs (Mainsprings)

•   Reduced Power....: 24, 26, 28, & 30 Lb.
•   Factory Standard..: 32 Lb.
•   Extra Power.........: 34 Lb.

• Stock No. 26510 - HAMMER SPRING PAK - reduced power, contains 1 each of 26, 28 and 30 pound reduced power hammer springs listed above allowing adjustment of the firearm to individual requirements. 
      
• Stock No. 11411 - HAMMER SPRING PAK - contains 1 each of 26, 28, 30, 32 and 34 pound hammer springs described above, allowing adjustment of the firearm to meet almost any situation.
  
  

Hi-Capacity Magazines - 9mm & .40 S&W
Springs are available for 13 round 9mm pistols in +5% and +10% extra power allowing a choice of springs for optimum magazine performance. Springs for the .40 S&W 10 round models are +15% extra power. The stronger spring is especially recommended when using extra power recoil springs described above.
Note: Springs may require fitting in magazines with magazine ejector.
Note: Will not fit Mec-Gar 15 or 17 round magazines for Hi Power pattern pistols.

New repalcement magazine springs are available for Mec-Gar brand 15 round 9mm magazines for the Browning 1935 Hi Power platform. These magazine springs restore function in magazines with weakened and worn springs restoring and improving overall function. Available in +5% extra power

Will not function in Mec-Gar 17 round magazines or FN brand 17 round Hi Power magazines.

Extractor Springs are available to replace broken or weakened springs to improve spent cartridge ejection.

    Firing pin spring available in extra power for Browning 1935.

Reduced and Extra Power Wolff magazine catch springs for Browning 1935 Hi-Power. Available in paks of 1, 3, and 10.

Magazine catch spring pak contains 4 different reduced power magazine catch springs and 1 factory replacement magazine catch spring which allow fine tuning of the magazine release essential for competition.

• Stock No. 15070 - Reduced Power - 3 coil design
  Lightens and improves trigger in Pre-MKIII pistols which is desirable for competition.  Spring is essentially factory strength in  MKIII series pistols.  Warning: Not For Duty Use
  
  
• Stock No. 15071 - Standard Power - 2 coil design
  Spring is the same trigger return spring used in factory Pre-MKIII series pistols.  This spring is Extra Power for MKIII series pistols.  Provides positive trigger return which is especially desirable in tactical pistols.
  
  

Service Pak Type I - Contains the following springs to replace weakened or broken springs, returning the pistol to original factory condition: recoil spring, extra power firing pin spring, extractor spring, hammer spring, safety plunger spring and magazine catch spring.

Service Pak Type II - Contains all springs described in Type I pak above and a +5% extra power magazine spring.